245101920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{613}}^1$

素因数の和:662

約数の個数: 288

約数和(自身を含む): 952505568

約数和(自身を除く): 707403648

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 32, 34, 35, 40, 42, 48, 49, 51, 56, 60, 68, 70, 80, 84, 85, 96, 98, 102, 105, 112, 119, 120, 136, 140, 147, 160, 168, 170, 196, 204, 210, 224, 238, 240, 245, 255, 272, 280, 294, 336, 340, 357, 392, 408, 420, 476, 480, 490, 510, 544, 560, 588, 595, 613, 672, 680, 714, 735, 784, 816, 833, 840, 952, 980, 1020, 1120, 1176, 1190, 1226, 1360, 1428, 1470, 1568, 1632, 1666, 1680, 1785, 1839, 1904, 1960, 2040, 2352, 2380, 2452, 2499, 2720, 2856, 2940, 3065, 3332, 3360, 3570, 3678, 3808, 3920, 4080, 4165, 4291, 4704, 4760, 4904, 4998, 5712, 5880, 6130, 6664, 7140, 7356, 7840, 8160, 8330, 8582, 9195, 9520, 9808, 9996, 10421, 11424, 11760, 12260, 12495, 12873, 13328, 14280, 14712, 16660, 17164, 18390, 19040, 19616, 19992, 20842, 21455, 23520, 24520, 24990, 25746, 26656, 28560, 29424, 30037, 31263, 33320, 34328, 36780, 39984, 41684, 42910, 49040, 49980, 51492, 52105, 57120, 58848, 60074, 62526, 64365, 66640, 68656, 72947, 73560, 79968, 83368, 85820, 90111, 98080, 99960, 102984, 104210, 120148, 125052, 128730, 133280, 137312, 145894, 147120, 150185, 156315, 166736, 171640, 180222, 199920, 205968, 208420, 218841, 240296, 250104, 257460, 291788, 294240, 300370, 312630, 333472, 343280, 360444, 364735, 399840, 411936, 416840, 437682, 450555, 480592, 500208, 510629, 514920, 583576, 600740, 625260, 686560, 720888, 729470, 833680, 875364, 901110, 961184, 1000416, 1021258, 1029840, 1094205, 1167152, 1201480, 1250520, 1441776, 1458940, 1531887, 1667360, 1750728, 1802220, 2042516, 2059680, 2188410, 2334304, 2402960, 2501040, 2553145, 2883552, 2917880, 3063774, 3501456, 3604440, 4085032, 4376820, 4805920, 5002080, 5106290, 5835760, 6127548, 7002912, 7208880, 7659435, 8170064, 8753640, 10212580, 11671520, 12255096, 14417760, 15318870, 16340128, 17507280, 20425160, 24510192, 30637740, 35014560, 40850320, 49020384, 61275480, 81700640, 122550960, 245101920]

約数ペア:

[(1, 245101920), (2, 122550960), (3, 81700640), (4, 61275480), (5, 49020384), (6, 40850320), (7, 35014560), (8, 30637740), (10, 24510192), (12, 20425160), (14, 17507280), (15, 16340128), (16, 15318870), (17, 14417760), (20, 12255096), (21, 11671520), (24, 10212580), (28, 8753640), (30, 8170064), (32, 7659435), (34, 7208880), (35, 7002912), (40, 6127548), (42, 5835760), (48, 5106290), (49, 5002080), (51, 4805920), (56, 4376820), (60, 4085032), (68, 3604440), (70, 3501456), (80, 3063774), (84, 2917880), (85, 2883552), (96, 2553145), (98, 2501040), (102, 2402960), (105, 2334304), (112, 2188410), (119, 2059680), (120, 2042516), (136, 1802220), (140, 1750728), (147, 1667360), (160, 1531887), (168, 1458940), (170, 1441776), (196, 1250520), (204, 1201480), (210, 1167152), (224, 1094205), (238, 1029840), (240, 1021258), (245, 1000416), (255, 961184), (272, 901110), (280, 875364), (294, 833680), (336, 729470), (340, 720888), (357, 686560), (392, 625260), (408, 600740), (420, 583576), (476, 514920), (480, 510629), (490, 500208), (510, 480592), (544, 450555), (560, 437682), (588, 416840), (595, 411936), (613, 399840), (672, 364735), (680, 360444), (714, 343280), (735, 333472), (784, 312630), (816, 300370), (833, 294240), (840, 291788), (952, 257460), (980, 250104), (1020, 240296), (1120, 218841), (1176, 208420), (1190, 205968), (1226, 199920), (1360, 180222), (1428, 171640), (1470, 166736), (1568, 156315), (1632, 150185), (1666, 147120), (1680, 145894), (1785, 137312), (1839, 133280), (1904, 128730), (1960, 125052), (2040, 120148), (2352, 104210), (2380, 102984), (2452, 99960), (2499, 98080), (2720, 90111), (2856, 85820), (2940, 83368), (3065, 79968), (3332, 73560), (3360, 72947), (3570, 68656), (3678, 66640), (3808, 64365), (3920, 62526), (4080, 60074), (4165, 58848), (4291, 57120), (4704, 52105), (4760, 51492), (4904, 49980), (4998, 49040), (5712, 42910), (5880, 41684), (6130, 39984), (6664, 36780), (7140, 34328), (7356, 33320), (7840, 31263), (8160, 30037), (8330, 29424), (8582, 28560), (9195, 26656), (9520, 25746), (9808, 24990), (9996, 24520), (10421, 23520), (11424, 21455), (11760, 20842), (12260, 19992), (12495, 19616), (12873, 19040), (13328, 18390), (14280, 17164), (14712, 16660)]