1230754400

素因数分解:

$2^5\times 5^2\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1$

素因数の和:457

約数の個数: 144

約数和(自身を含む): 3110425920

約数和(自身を除く): 1879671520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 80, 82, 100, 157, 160, 164, 200, 205, 239, 314, 328, 400, 410, 478, 628, 656, 785, 800, 820, 956, 1025, 1195, 1256, 1312, 1570, 1640, 1912, 2050, 2390, 2512, 3140, 3280, 3824, 3925, 4100, 4780, 5024, 5975, 6280, 6437, 6560, 7648, 7850, 8200, 9560, 9799, 11950, 12560, 12874, 15700, 16400, 19120, 19598, 23900, 25120, 25748, 31400, 32185, 32800, 37523, 38240, 39196, 47800, 48995, 51496, 62800, 64370, 75046, 78392, 95600, 97990, 102992, 125600, 128740, 150092, 156784, 160925, 187615, 191200, 195980, 205984, 244975, 257480, 300184, 313568, 321850, 375230, 391960, 489950, 514960, 600368, 643700, 750460, 783920, 938075, 979900, 1029920, 1200736, 1287400, 1500920, 1538443, 1567840, 1876150, 1959800, 2574800, 3001840, 3076886, 3752300, 3919600, 5149600, 6003680, 6153772, 7504600, 7692215, 7839200, 12307544, 15009200, 15384430, 24615088, 30018400, 30768860, 38461075, 49230176, 61537720, 76922150, 123075440, 153844300, 246150880, 307688600, 615377200, 1230754400]

約数ペア:

[(1, 1230754400), (2, 615377200), (4, 307688600), (5, 246150880), (8, 153844300), (10, 123075440), (16, 76922150), (20, 61537720), (25, 49230176), (32, 38461075), (40, 30768860), (41, 30018400), (50, 24615088), (80, 15384430), (82, 15009200), (100, 12307544), (157, 7839200), (160, 7692215), (164, 7504600), (200, 6153772), (205, 6003680), (239, 5149600), (314, 3919600), (328, 3752300), (400, 3076886), (410, 3001840), (478, 2574800), (628, 1959800), (656, 1876150), (785, 1567840), (800, 1538443), (820, 1500920), (956, 1287400), (1025, 1200736), (1195, 1029920), (1256, 979900), (1312, 938075), (1570, 783920), (1640, 750460), (1912, 643700), (2050, 600368), (2390, 514960), (2512, 489950), (3140, 391960), (3280, 375230), (3824, 321850), (3925, 313568), (4100, 300184), (4780, 257480), (5024, 244975), (5975, 205984), (6280, 195980), (6437, 191200), (6560, 187615), (7648, 160925), (7850, 156784), (8200, 150092), (9560, 128740), (9799, 125600), (11950, 102992), (12560, 97990), (12874, 95600), (15700, 78392), (16400, 75046), (19120, 64370), (19598, 62800), (23900, 51496), (25120, 48995), (25748, 47800), (31400, 39196), (32185, 38240), (32800, 37523)]