628940800

素因数分解:

$2^{13}\times 5^2\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:156

約数の個数: 168

約数和(自身を含む): 1621130616

約数和(自身を除く): 992189816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 37, 40, 50, 64, 74, 80, 83, 100, 128, 148, 160, 166, 185, 200, 256, 296, 320, 332, 370, 400, 415, 512, 592, 640, 664, 740, 800, 830, 925, 1024, 1184, 1280, 1328, 1480, 1600, 1660, 1850, 2048, 2075, 2368, 2560, 2656, 2960, 3071, 3200, 3320, 3700, 4096, 4150, 4736, 5120, 5312, 5920, 6142, 6400, 6640, 7400, 8192, 8300, 9472, 10240, 10624, 11840, 12284, 12800, 13280, 14800, 15355, 16600, 18944, 20480, 21248, 23680, 24568, 25600, 26560, 29600, 30710, 33200, 37888, 40960, 42496, 47360, 49136, 51200, 53120, 59200, 61420, 66400, 75776, 76775, 84992, 94720, 98272, 102400, 106240, 118400, 122840, 132800, 151552, 153550, 169984, 189440, 196544, 204800, 212480, 236800, 245680, 265600, 303104, 307100, 339968, 378880, 393088, 424960, 473600, 491360, 531200, 614200, 679936, 757760, 786176, 849920, 947200, 982720, 1062400, 1228400, 1515520, 1572352, 1699840, 1894400, 1965440, 2124800, 2456800, 3144704, 3399680, 3788800, 3930880, 4249600, 4913600, 6289408, 7577600, 7861760, 8499200, 9827200, 12578816, 15723520, 16998400, 19654400, 25157632, 31447040, 39308800, 62894080, 78617600, 125788160, 157235200, 314470400, 628940800]

約数ペア:

[(1, 628940800), (2, 314470400), (4, 157235200), (5, 125788160), (8, 78617600), (10, 62894080), (16, 39308800), (20, 31447040), (25, 25157632), (32, 19654400), (37, 16998400), (40, 15723520), (50, 12578816), (64, 9827200), (74, 8499200), (80, 7861760), (83, 7577600), (100, 6289408), (128, 4913600), (148, 4249600), (160, 3930880), (166, 3788800), (185, 3399680), (200, 3144704), (256, 2456800), (296, 2124800), (320, 1965440), (332, 1894400), (370, 1699840), (400, 1572352), (415, 1515520), (512, 1228400), (592, 1062400), (640, 982720), (664, 947200), (740, 849920), (800, 786176), (830, 757760), (925, 679936), (1024, 614200), (1184, 531200), (1280, 491360), (1328, 473600), (1480, 424960), (1600, 393088), (1660, 378880), (1850, 339968), (2048, 307100), (2075, 303104), (2368, 265600), (2560, 245680), (2656, 236800), (2960, 212480), (3071, 204800), (3200, 196544), (3320, 189440), (3700, 169984), (4096, 153550), (4150, 151552), (4736, 132800), (5120, 122840), (5312, 118400), (5920, 106240), (6142, 102400), (6400, 98272), (6640, 94720), (7400, 84992), (8192, 76775), (8300, 75776), (9472, 66400), (10240, 61420), (10624, 59200), (11840, 53120), (12284, 51200), (12800, 49136), (13280, 47360), (14800, 42496), (15355, 40960), (16600, 37888), (18944, 33200), (20480, 30710), (21248, 29600), (23680, 26560), (24568, 25600)]