521232320

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1$

素因数の和:411

約数の個数: 224

約数和(自身を含む): 1538142720

約数和(自身を除く): 1016910400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 37, 38, 40, 56, 64, 70, 74, 76, 80, 95, 112, 133, 140, 148, 152, 160, 185, 190, 224, 259, 266, 280, 296, 304, 320, 331, 370, 380, 448, 518, 532, 560, 592, 608, 662, 665, 703, 740, 760, 1036, 1064, 1120, 1184, 1216, 1295, 1324, 1330, 1406, 1480, 1520, 1655, 2072, 2128, 2240, 2317, 2368, 2590, 2648, 2660, 2812, 2960, 3040, 3310, 3515, 4144, 4256, 4634, 4921, 5180, 5296, 5320, 5624, 5920, 6080, 6289, 6620, 7030, 8288, 8512, 9268, 9842, 10360, 10592, 10640, 11248, 11585, 11840, 12247, 12578, 13240, 14060, 16576, 18536, 19684, 20720, 21184, 21280, 22496, 23170, 24494, 24605, 25156, 26480, 28120, 31445, 37072, 39368, 41440, 42560, 44023, 44992, 46340, 48988, 49210, 50312, 52960, 56240, 61235, 62890, 74144, 78736, 82880, 85729, 88046, 92680, 97976, 98420, 100624, 105920, 112480, 122470, 125780, 148288, 157472, 171458, 176092, 185360, 195952, 196840, 201248, 220115, 224960, 232693, 244940, 251560, 314944, 342916, 352184, 370720, 391904, 393680, 402496, 428645, 440230, 465386, 489880, 503120, 685832, 704368, 741440, 783808, 787360, 857290, 880460, 930772, 979760, 1006240, 1163465, 1371664, 1408736, 1574720, 1628851, 1714580, 1760920, 1861544, 1959520, 2012480, 2326930, 2743328, 2817472, 3257702, 3429160, 3521840, 3723088, 3919040, 4653860, 5486656, 6515404, 6858320, 7043680, 7446176, 8144255, 9307720, 13030808, 13716640, 14087360, 14892352, 16288510, 18615440, 26061616, 27433280, 32577020, 37230880, 52123232, 65154040, 74461760, 104246464, 130308080, 260616160, 521232320]

約数ペア:

[(1, 521232320), (2, 260616160), (4, 130308080), (5, 104246464), (7, 74461760), (8, 65154040), (10, 52123232), (14, 37230880), (16, 32577020), (19, 27433280), (20, 26061616), (28, 18615440), (32, 16288510), (35, 14892352), (37, 14087360), (38, 13716640), (40, 13030808), (56, 9307720), (64, 8144255), (70, 7446176), (74, 7043680), (76, 6858320), (80, 6515404), (95, 5486656), (112, 4653860), (133, 3919040), (140, 3723088), (148, 3521840), (152, 3429160), (160, 3257702), (185, 2817472), (190, 2743328), (224, 2326930), (259, 2012480), (266, 1959520), (280, 1861544), (296, 1760920), (304, 1714580), (320, 1628851), (331, 1574720), (370, 1408736), (380, 1371664), (448, 1163465), (518, 1006240), (532, 979760), (560, 930772), (592, 880460), (608, 857290), (662, 787360), (665, 783808), (703, 741440), (740, 704368), (760, 685832), (1036, 503120), (1064, 489880), (1120, 465386), (1184, 440230), (1216, 428645), (1295, 402496), (1324, 393680), (1330, 391904), (1406, 370720), (1480, 352184), (1520, 342916), (1655, 314944), (2072, 251560), (2128, 244940), (2240, 232693), (2317, 224960), (2368, 220115), (2590, 201248), (2648, 196840), (2660, 195952), (2812, 185360), (2960, 176092), (3040, 171458), (3310, 157472), (3515, 148288), (4144, 125780), (4256, 122470), (4634, 112480), (4921, 105920), (5180, 100624), (5296, 98420), (5320, 97976), (5624, 92680), (5920, 88046), (6080, 85729), (6289, 82880), (6620, 78736), (7030, 74144), (8288, 62890), (8512, 61235), (9268, 56240), (9842, 52960), (10360, 50312), (10592, 49210), (10640, 48988), (11248, 46340), (11585, 44992), (11840, 44023), (12247, 42560), (12578, 41440), (13240, 39368), (14060, 37072), (16576, 31445), (18536, 28120), (19684, 26480), (20720, 25156), (21184, 24605), (21280, 24494), (22496, 23170)]