888901680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1\times {\mathrm{271}}^1$

素因数の和:539

約数の個数: 160

約数和(自身を含む): 2816962560

約数和(自身を除く): 1928060880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 120, 158, 173, 237, 240, 271, 316, 346, 395, 474, 519, 542, 632, 692, 790, 813, 865, 948, 1038, 1084, 1185, 1264, 1355, 1384, 1580, 1626, 1730, 1896, 2076, 2168, 2370, 2595, 2710, 2768, 3160, 3252, 3460, 3792, 4065, 4152, 4336, 4740, 5190, 5420, 6320, 6504, 6920, 8130, 8304, 9480, 10380, 10840, 13008, 13667, 13840, 16260, 18960, 20760, 21409, 21680, 27334, 32520, 41001, 41520, 42818, 46883, 54668, 64227, 65040, 68335, 82002, 85636, 93766, 107045, 109336, 128454, 136670, 140649, 164004, 171272, 187532, 205005, 214090, 218672, 234415, 256908, 273340, 281298, 321135, 328008, 342544, 375064, 410010, 428180, 468830, 513816, 546680, 562596, 642270, 656016, 703245, 750128, 820020, 856360, 937660, 1027632, 1093360, 1125192, 1284540, 1406490, 1640040, 1712720, 1875320, 2250384, 2569080, 2812980, 3280080, 3703757, 3750640, 5138160, 5625960, 7407514, 11111271, 11251920, 14815028, 18518785, 22222542, 29630056, 37037570, 44445084, 55556355, 59260112, 74075140, 88890168, 111112710, 148150280, 177780336, 222225420, 296300560, 444450840, 888901680]

約数ペア:

[(1, 888901680), (2, 444450840), (3, 296300560), (4, 222225420), (5, 177780336), (6, 148150280), (8, 111112710), (10, 88890168), (12, 74075140), (15, 59260112), (16, 55556355), (20, 44445084), (24, 37037570), (30, 29630056), (40, 22222542), (48, 18518785), (60, 14815028), (79, 11251920), (80, 11111271), (120, 7407514), (158, 5625960), (173, 5138160), (237, 3750640), (240, 3703757), (271, 3280080), (316, 2812980), (346, 2569080), (395, 2250384), (474, 1875320), (519, 1712720), (542, 1640040), (632, 1406490), (692, 1284540), (790, 1125192), (813, 1093360), (865, 1027632), (948, 937660), (1038, 856360), (1084, 820020), (1185, 750128), (1264, 703245), (1355, 656016), (1384, 642270), (1580, 562596), (1626, 546680), (1730, 513816), (1896, 468830), (2076, 428180), (2168, 410010), (2370, 375064), (2595, 342544), (2710, 328008), (2768, 321135), (3160, 281298), (3252, 273340), (3460, 256908), (3792, 234415), (4065, 218672), (4152, 214090), (4336, 205005), (4740, 187532), (5190, 171272), (5420, 164004), (6320, 140649), (6504, 136670), (6920, 128454), (8130, 109336), (8304, 107045), (9480, 93766), (10380, 85636), (10840, 82002), (13008, 68335), (13667, 65040), (13840, 64227), (16260, 54668), (18960, 46883), (20760, 42818), (21409, 41520), (21680, 41001), (27334, 32520)]