220123360

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:193

約数の個数: 144

約数和(自身を含む): 569159136

約数和(自身を除く): 349035776

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 37, 38, 40, 74, 76, 80, 95, 103, 148, 152, 160, 185, 190, 206, 296, 304, 361, 370, 380, 412, 515, 592, 608, 703, 722, 740, 760, 824, 1030, 1184, 1406, 1444, 1480, 1520, 1648, 1805, 1957, 2060, 2812, 2888, 2960, 3040, 3296, 3515, 3610, 3811, 3914, 4120, 5624, 5776, 5920, 7030, 7220, 7622, 7828, 8240, 9785, 11248, 11552, 13357, 14060, 14440, 15244, 15656, 16480, 19055, 19570, 22496, 26714, 28120, 28880, 30488, 31312, 37183, 38110, 39140, 53428, 56240, 57760, 60976, 62624, 66785, 72409, 74366, 76220, 78280, 106856, 112480, 121952, 133570, 144818, 148732, 152440, 156560, 185915, 213712, 267140, 289636, 297464, 304880, 313120, 362045, 371830, 427424, 534280, 579272, 594928, 609760, 724090, 743660, 1068560, 1158544, 1189856, 1375771, 1448180, 1487320, 2137120, 2317088, 2751542, 2896360, 2974640, 5503084, 5792720, 5949280, 6878855, 11006168, 11585440, 13757710, 22012336, 27515420, 44024672, 55030840, 110061680, 220123360]

約数ペア:

[(1, 220123360), (2, 110061680), (4, 55030840), (5, 44024672), (8, 27515420), (10, 22012336), (16, 13757710), (19, 11585440), (20, 11006168), (32, 6878855), (37, 5949280), (38, 5792720), (40, 5503084), (74, 2974640), (76, 2896360), (80, 2751542), (95, 2317088), (103, 2137120), (148, 1487320), (152, 1448180), (160, 1375771), (185, 1189856), (190, 1158544), (206, 1068560), (296, 743660), (304, 724090), (361, 609760), (370, 594928), (380, 579272), (412, 534280), (515, 427424), (592, 371830), (608, 362045), (703, 313120), (722, 304880), (740, 297464), (760, 289636), (824, 267140), (1030, 213712), (1184, 185915), (1406, 156560), (1444, 152440), (1480, 148732), (1520, 144818), (1648, 133570), (1805, 121952), (1957, 112480), (2060, 106856), (2812, 78280), (2888, 76220), (2960, 74366), (3040, 72409), (3296, 66785), (3515, 62624), (3610, 60976), (3811, 57760), (3914, 56240), (4120, 53428), (5624, 39140), (5776, 38110), (5920, 37183), (7030, 31312), (7220, 30488), (7622, 28880), (7828, 28120), (8240, 26714), (9785, 22496), (11248, 19570), (11552, 19055), (13357, 16480), (14060, 15656), (14440, 15244)]