21958560

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:77

約数の個数: 384

約数和(自身を含む): 91445760

約数和(自身を除く): 69487200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 23, 24, 26, 27, 30, 32, 34, 36, 39, 40, 45, 46, 48, 51, 52, 54, 60, 65, 68, 69, 72, 78, 80, 85, 90, 92, 96, 102, 104, 108, 115, 117, 120, 130, 135, 136, 138, 144, 153, 156, 160, 170, 180, 184, 195, 204, 207, 208, 216, 221, 230, 234, 240, 255, 260, 270, 272, 276, 288, 299, 306, 312, 340, 345, 351, 360, 368, 390, 391, 408, 414, 416, 432, 442, 459, 460, 468, 480, 510, 520, 540, 544, 552, 585, 598, 612, 621, 624, 663, 680, 690, 702, 720, 736, 765, 780, 782, 816, 828, 864, 884, 897, 918, 920, 936, 1020, 1035, 1040, 1080, 1104, 1105, 1170, 1173, 1196, 1224, 1242, 1248, 1326, 1360, 1380, 1404, 1440, 1495, 1530, 1560, 1564, 1632, 1656, 1755, 1768, 1794, 1836, 1840, 1872, 1955, 1989, 2040, 2070, 2080, 2160, 2208, 2210, 2295, 2340, 2346, 2392, 2448, 2484, 2652, 2691, 2720, 2760, 2808, 2990, 3060, 3105, 3120, 3128, 3312, 3315, 3510, 3519, 3536, 3588, 3672, 3680, 3744, 3910, 3978, 4080, 4140, 4320, 4420, 4485, 4590, 4680, 4692, 4784, 4896, 4968, 5083, 5304, 5382, 5520, 5616, 5865, 5967, 5980, 6120, 6210, 6240, 6256, 6624, 6630, 7020, 7038, 7072, 7176, 7344, 7820, 7956, 8073, 8160, 8280, 8840, 8970, 9180, 9360, 9384, 9568, 9936, 9945, 10166, 10557, 10608, 10764, 11040, 11232, 11730, 11934, 11960, 12240, 12420, 12512, 13260, 13455, 14040, 14076, 14352, 14688, 15249, 15640, 15912, 16146, 16560, 17595, 17680, 17940, 18360, 18720, 18768, 19872, 19890, 20332, 21114, 21216, 21528, 23460, 23868, 23920, 24480, 24840, 25415, 26520, 26910, 28080, 28152, 28704, 29835, 30498, 31280, 31824, 32292, 33120, 35190, 35360, 35880, 36720, 37536, 39780, 40365, 40664, 42228, 43056, 45747, 46920, 47736, 47840, 49680, 50830, 52785, 53040, 53820, 56160, 56304, 59670, 60996, 62560, 63648, 64584, 70380, 71760, 73440, 76245, 79560, 80730, 81328, 84456, 86112, 91494, 93840, 95472, 99360, 101660, 105570, 106080, 107640, 112608, 119340, 121992, 129168, 137241, 140760, 143520, 152490, 159120, 161460, 162656, 168912, 182988, 187680, 190944, 203320, 211140, 215280, 228735, 238680, 243984, 258336, 274482, 281520, 304980, 318240, 322920, 337824, 365976, 406640, 422280, 430560, 457470, 477360, 487968, 548964, 563040, 609960, 645840, 686205, 731952, 813280, 844560, 914940, 954720, 1097928, 1219920, 1291680, 1372410, 1463904, 1689120, 1829880, 2195856, 2439840, 2744820, 3659760, 4391712, 5489640, 7319520, 10979280, 21958560]

約数ペア:

[(1, 21958560), (2, 10979280), (3, 7319520), (4, 5489640), (5, 4391712), (6, 3659760), (8, 2744820), (9, 2439840), (10, 2195856), (12, 1829880), (13, 1689120), (15, 1463904), (16, 1372410), (17, 1291680), (18, 1219920), (20, 1097928), (23, 954720), (24, 914940), (26, 844560), (27, 813280), (30, 731952), (32, 686205), (34, 645840), (36, 609960), (39, 563040), (40, 548964), (45, 487968), (46, 477360), (48, 457470), (51, 430560), (52, 422280), (54, 406640), (60, 365976), (65, 337824), (68, 322920), (69, 318240), (72, 304980), (78, 281520), (80, 274482), (85, 258336), (90, 243984), (92, 238680), (96, 228735), (102, 215280), (104, 211140), (108, 203320), (115, 190944), (117, 187680), (120, 182988), (130, 168912), (135, 162656), (136, 161460), (138, 159120), (144, 152490), (153, 143520), (156, 140760), (160, 137241), (170, 129168), (180, 121992), (184, 119340), (195, 112608), (204, 107640), (207, 106080), (208, 105570), (216, 101660), (221, 99360), (230, 95472), (234, 93840), (240, 91494), (255, 86112), (260, 84456), (270, 81328), (272, 80730), (276, 79560), (288, 76245), (299, 73440), (306, 71760), (312, 70380), (340, 64584), (345, 63648), (351, 62560), (360, 60996), (368, 59670), (390, 56304), (391, 56160), (408, 53820), (414, 53040), (416, 52785), (432, 50830), (442, 49680), (459, 47840), (460, 47736), (468, 46920), (480, 45747), (510, 43056), (520, 42228), (540, 40664), (544, 40365), (552, 39780), (585, 37536), (598, 36720), (612, 35880), (621, 35360), (624, 35190), (663, 33120), (680, 32292), (690, 31824), (702, 31280), (720, 30498), (736, 29835), (765, 28704), (780, 28152), (782, 28080), (816, 26910), (828, 26520), (864, 25415), (884, 24840), (897, 24480), (918, 23920), (920, 23868), (936, 23460), (1020, 21528), (1035, 21216), (1040, 21114), (1080, 20332), (1104, 19890), (1105, 19872), (1170, 18768), (1173, 18720), (1196, 18360), (1224, 17940), (1242, 17680), (1248, 17595), (1326, 16560), (1360, 16146), (1380, 15912), (1404, 15640), (1440, 15249), (1495, 14688), (1530, 14352), (1560, 14076), (1564, 14040), (1632, 13455), (1656, 13260), (1755, 12512), (1768, 12420), (1794, 12240), (1836, 11960), (1840, 11934), (1872, 11730), (1955, 11232), (1989, 11040), (2040, 10764), (2070, 10608), (2080, 10557), (2160, 10166), (2208, 9945), (2210, 9936), (2295, 9568), (2340, 9384), (2346, 9360), (2392, 9180), (2448, 8970), (2484, 8840), (2652, 8280), (2691, 8160), (2720, 8073), (2760, 7956), (2808, 7820), (2990, 7344), (3060, 7176), (3105, 7072), (3120, 7038), (3128, 7020), (3312, 6630), (3315, 6624), (3510, 6256), (3519, 6240), (3536, 6210), (3588, 6120), (3672, 5980), (3680, 5967), (3744, 5865), (3910, 5616), (3978, 5520), (4080, 5382), (4140, 5304), (4320, 5083), (4420, 4968), (4485, 4896), (4590, 4784), (4680, 4692)]