261018720

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:155

約数の個数: 384

約数和(自身を含む): 992839680

約数和(自身を除く): 731820960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 32, 36, 37, 40, 45, 46, 48, 54, 60, 69, 71, 72, 74, 80, 90, 92, 96, 108, 111, 115, 120, 135, 138, 142, 144, 148, 160, 180, 184, 185, 207, 213, 216, 222, 230, 240, 270, 276, 284, 288, 296, 333, 345, 355, 360, 368, 370, 414, 426, 432, 444, 460, 480, 540, 552, 555, 568, 592, 621, 639, 666, 690, 710, 720, 736, 740, 828, 851, 852, 864, 888, 920, 999, 1035, 1065, 1080, 1104, 1110, 1136, 1184, 1242, 1278, 1332, 1380, 1420, 1440, 1480, 1633, 1656, 1665, 1702, 1704, 1776, 1840, 1917, 1998, 2070, 2130, 2160, 2208, 2220, 2272, 2484, 2553, 2556, 2627, 2664, 2760, 2840, 2960, 3105, 3195, 3266, 3312, 3330, 3404, 3408, 3552, 3680, 3834, 3996, 4140, 4255, 4260, 4320, 4440, 4899, 4968, 4995, 5106, 5112, 5254, 5328, 5520, 5680, 5920, 6210, 6390, 6532, 6624, 6660, 6808, 6816, 7659, 7668, 7881, 7992, 8165, 8280, 8510, 8520, 8880, 9585, 9798, 9936, 9990, 10212, 10224, 10508, 10656, 11040, 11360, 12420, 12765, 12780, 13064, 13135, 13320, 13616, 14697, 15318, 15336, 15762, 15984, 16330, 16560, 17020, 17040, 17760, 19170, 19596, 19872, 19980, 20424, 20448, 21016, 22977, 23643, 24495, 24840, 25530, 25560, 26128, 26270, 26640, 27232, 29394, 30636, 30672, 31524, 31968, 32660, 33120, 34040, 34080, 38295, 38340, 39192, 39405, 39960, 40848, 42032, 44091, 45954, 47286, 48990, 49680, 51060, 51120, 52256, 52540, 53280, 58788, 60421, 61272, 61344, 63048, 65320, 68080, 70929, 73485, 76590, 76680, 78384, 78810, 79920, 81696, 84064, 88182, 91908, 94572, 97980, 99360, 102120, 102240, 105080, 114885, 117576, 118215, 120842, 122544, 126096, 130640, 136160, 141858, 146970, 153180, 153360, 156768, 157620, 159840, 176364, 181263, 183816, 189144, 195960, 204240, 210160, 220455, 229770, 235152, 236430, 241684, 245088, 252192, 261280, 283716, 293940, 302105, 306360, 306720, 315240, 352728, 354645, 362526, 367632, 378288, 391920, 408480, 420320, 440910, 459540, 470304, 472860, 483368, 543789, 567432, 587880, 604210, 612720, 630480, 705456, 709290, 725052, 735264, 756576, 783840, 881820, 906315, 919080, 945720, 966736, 1087578, 1134864, 1175760, 1208420, 1225440, 1260960, 1410912, 1418580, 1450104, 1631367, 1763640, 1812630, 1838160, 1891440, 1933472, 2175156, 2269728, 2351520, 2416840, 2718945, 2837160, 2900208, 3262734, 3527280, 3625260, 3676320, 3782880, 4350312, 4833680, 5437890, 5674320, 5800416, 6525468, 7054560, 7250520, 8156835, 8700624, 9667360, 10875780, 11348640, 13050936, 14501040, 16313670, 17401248, 21751560, 26101872, 29002080, 32627340, 43503120, 52203744, 65254680, 87006240, 130509360, 261018720]

約数ペア:

[(1, 261018720), (2, 130509360), (3, 87006240), (4, 65254680), (5, 52203744), (6, 43503120), (8, 32627340), (9, 29002080), (10, 26101872), (12, 21751560), (15, 17401248), (16, 16313670), (18, 14501040), (20, 13050936), (23, 11348640), (24, 10875780), (27, 9667360), (30, 8700624), (32, 8156835), (36, 7250520), (37, 7054560), (40, 6525468), (45, 5800416), (46, 5674320), (48, 5437890), (54, 4833680), (60, 4350312), (69, 3782880), (71, 3676320), (72, 3625260), (74, 3527280), (80, 3262734), (90, 2900208), (92, 2837160), (96, 2718945), (108, 2416840), (111, 2351520), (115, 2269728), (120, 2175156), (135, 1933472), (138, 1891440), (142, 1838160), (144, 1812630), (148, 1763640), (160, 1631367), (180, 1450104), (184, 1418580), (185, 1410912), (207, 1260960), (213, 1225440), (216, 1208420), (222, 1175760), (230, 1134864), (240, 1087578), (270, 966736), (276, 945720), (284, 919080), (288, 906315), (296, 881820), (333, 783840), (345, 756576), (355, 735264), (360, 725052), (368, 709290), (370, 705456), (414, 630480), (426, 612720), (432, 604210), (444, 587880), (460, 567432), (480, 543789), (540, 483368), (552, 472860), (555, 470304), (568, 459540), (592, 440910), (621, 420320), (639, 408480), (666, 391920), (690, 378288), (710, 367632), (720, 362526), (736, 354645), (740, 352728), (828, 315240), (851, 306720), (852, 306360), (864, 302105), (888, 293940), (920, 283716), (999, 261280), (1035, 252192), (1065, 245088), (1080, 241684), (1104, 236430), (1110, 235152), (1136, 229770), (1184, 220455), (1242, 210160), (1278, 204240), (1332, 195960), (1380, 189144), (1420, 183816), (1440, 181263), (1480, 176364), (1633, 159840), (1656, 157620), (1665, 156768), (1702, 153360), (1704, 153180), (1776, 146970), (1840, 141858), (1917, 136160), (1998, 130640), (2070, 126096), (2130, 122544), (2160, 120842), (2208, 118215), (2220, 117576), (2272, 114885), (2484, 105080), (2553, 102240), (2556, 102120), (2627, 99360), (2664, 97980), (2760, 94572), (2840, 91908), (2960, 88182), (3105, 84064), (3195, 81696), (3266, 79920), (3312, 78810), (3330, 78384), (3404, 76680), (3408, 76590), (3552, 73485), (3680, 70929), (3834, 68080), (3996, 65320), (4140, 63048), (4255, 61344), (4260, 61272), (4320, 60421), (4440, 58788), (4899, 53280), (4968, 52540), (4995, 52256), (5106, 51120), (5112, 51060), (5254, 49680), (5328, 48990), (5520, 47286), (5680, 45954), (5920, 44091), (6210, 42032), (6390, 40848), (6532, 39960), (6624, 39405), (6660, 39192), (6808, 38340), (6816, 38295), (7659, 34080), (7668, 34040), (7881, 33120), (7992, 32660), (8165, 31968), (8280, 31524), (8510, 30672), (8520, 30636), (8880, 29394), (9585, 27232), (9798, 26640), (9936, 26270), (9990, 26128), (10212, 25560), (10224, 25530), (10508, 24840), (10656, 24495), (11040, 23643), (11360, 22977), (12420, 21016), (12765, 20448), (12780, 20424), (13064, 19980), (13135, 19872), (13320, 19596), (13616, 19170), (14697, 17760), (15318, 17040), (15336, 17020), (15762, 16560), (15984, 16330)]