118975520

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:163

約数の個数: 144

約数和(自身を含む): 311931648

約数和(自身を除く): 192956128

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 68, 80, 83, 85, 124, 136, 155, 160, 166, 170, 248, 272, 289, 310, 332, 340, 415, 496, 527, 544, 578, 620, 664, 680, 830, 992, 1054, 1156, 1240, 1328, 1360, 1411, 1445, 1660, 2108, 2312, 2480, 2573, 2635, 2656, 2720, 2822, 2890, 3320, 4216, 4624, 4960, 5146, 5270, 5644, 5780, 6640, 7055, 8432, 8959, 9248, 10292, 10540, 11288, 11560, 12865, 13280, 14110, 16864, 17918, 20584, 21080, 22576, 23120, 23987, 25730, 28220, 35836, 41168, 42160, 43741, 44795, 45152, 46240, 47974, 51460, 56440, 71672, 82336, 84320, 87482, 89590, 95948, 102920, 112880, 119935, 143344, 174964, 179180, 191896, 205840, 218705, 225760, 239870, 286688, 349928, 358360, 383792, 411680, 437410, 479740, 699856, 716720, 743597, 767584, 874820, 959480, 1399712, 1433440, 1487194, 1749640, 1918960, 2974388, 3499280, 3717985, 3837920, 5948776, 6998560, 7435970, 11897552, 14871940, 23795104, 29743880, 59487760, 118975520]

約数ペア:

[(1, 118975520), (2, 59487760), (4, 29743880), (5, 23795104), (8, 14871940), (10, 11897552), (16, 7435970), (17, 6998560), (20, 5948776), (31, 3837920), (32, 3717985), (34, 3499280), (40, 2974388), (62, 1918960), (68, 1749640), (80, 1487194), (83, 1433440), (85, 1399712), (124, 959480), (136, 874820), (155, 767584), (160, 743597), (166, 716720), (170, 699856), (248, 479740), (272, 437410), (289, 411680), (310, 383792), (332, 358360), (340, 349928), (415, 286688), (496, 239870), (527, 225760), (544, 218705), (578, 205840), (620, 191896), (664, 179180), (680, 174964), (830, 143344), (992, 119935), (1054, 112880), (1156, 102920), (1240, 95948), (1328, 89590), (1360, 87482), (1411, 84320), (1445, 82336), (1660, 71672), (2108, 56440), (2312, 51460), (2480, 47974), (2573, 46240), (2635, 45152), (2656, 44795), (2720, 43741), (2822, 42160), (2890, 41168), (3320, 35836), (4216, 28220), (4624, 25730), (4960, 23987), (5146, 23120), (5270, 22576), (5644, 21080), (5780, 20584), (6640, 17918), (7055, 16864), (8432, 14110), (8959, 13280), (9248, 12865), (10292, 11560), (10540, 11288)]