1640856480

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{72733}}^1$

素因数の和:72798

約数の個数: 96

約数和(自身を含む): 5278742784

約数和(自身を除く): 3637886304

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 47, 48, 60, 80, 94, 96, 120, 141, 160, 188, 235, 240, 282, 376, 470, 480, 564, 705, 752, 940, 1128, 1410, 1504, 1880, 2256, 2820, 3760, 4512, 5640, 7520, 11280, 22560, 72733, 145466, 218199, 290932, 363665, 436398, 581864, 727330, 872796, 1090995, 1163728, 1454660, 1745592, 2181990, 2327456, 2909320, 3418451, 3491184, 4363980, 5818640, 6836902, 6982368, 8727960, 10255353, 11637280, 13673804, 17092255, 17455920, 20510706, 27347608, 34184510, 34911840, 41021412, 51276765, 54695216, 68369020, 82042824, 102553530, 109390432, 136738040, 164085648, 205107060, 273476080, 328171296, 410214120, 546952160, 820428240, 1640856480]

約数ペア:

[(1, 1640856480), (2, 820428240), (3, 546952160), (4, 410214120), (5, 328171296), (6, 273476080), (8, 205107060), (10, 164085648), (12, 136738040), (15, 109390432), (16, 102553530), (20, 82042824), (24, 68369020), (30, 54695216), (32, 51276765), (40, 41021412), (47, 34911840), (48, 34184510), (60, 27347608), (80, 20510706), (94, 17455920), (96, 17092255), (120, 13673804), (141, 11637280), (160, 10255353), (188, 8727960), (235, 6982368), (240, 6836902), (282, 5818640), (376, 4363980), (470, 3491184), (480, 3418451), (564, 2909320), (705, 2327456), (752, 2181990), (940, 1745592), (1128, 1454660), (1410, 1163728), (1504, 1090995), (1880, 872796), (2256, 727330), (2820, 581864), (3760, 436398), (4512, 363665), (5640, 290932), (7520, 218199), (11280, 145466), (22560, 72733)]