40780512

素因数分解:

$2^5\times 3^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:185

約数の個数: 144

約数和(自身を含む): 123243120

約数和(自身を除く): 82462608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 43, 48, 72, 74, 86, 89, 96, 111, 129, 144, 148, 172, 178, 222, 258, 267, 288, 296, 333, 344, 356, 387, 444, 516, 534, 592, 666, 688, 712, 774, 801, 888, 1032, 1068, 1184, 1332, 1376, 1424, 1548, 1591, 1602, 1776, 2064, 2136, 2664, 2848, 3096, 3182, 3204, 3293, 3552, 3827, 4128, 4272, 4773, 5328, 6192, 6364, 6408, 6586, 7654, 8544, 9546, 9879, 10656, 11481, 12384, 12728, 12816, 13172, 14319, 15308, 19092, 19758, 22962, 25456, 25632, 26344, 28638, 29637, 30616, 34443, 38184, 39516, 45924, 50912, 52688, 57276, 59274, 61232, 68886, 76368, 79032, 91848, 105376, 114552, 118548, 122464, 137772, 141599, 152736, 158064, 183696, 229104, 237096, 275544, 283198, 316128, 367392, 424797, 458208, 474192, 551088, 566396, 849594, 948384, 1102176, 1132792, 1274391, 1699188, 2265584, 2548782, 3398376, 4531168, 5097564, 6796752, 10195128, 13593504, 20390256, 40780512]

約数ペア:

[(1, 40780512), (2, 20390256), (3, 13593504), (4, 10195128), (6, 6796752), (8, 5097564), (9, 4531168), (12, 3398376), (16, 2548782), (18, 2265584), (24, 1699188), (32, 1274391), (36, 1132792), (37, 1102176), (43, 948384), (48, 849594), (72, 566396), (74, 551088), (86, 474192), (89, 458208), (96, 424797), (111, 367392), (129, 316128), (144, 283198), (148, 275544), (172, 237096), (178, 229104), (222, 183696), (258, 158064), (267, 152736), (288, 141599), (296, 137772), (333, 122464), (344, 118548), (356, 114552), (387, 105376), (444, 91848), (516, 79032), (534, 76368), (592, 68886), (666, 61232), (688, 59274), (712, 57276), (774, 52688), (801, 50912), (888, 45924), (1032, 39516), (1068, 38184), (1184, 34443), (1332, 30616), (1376, 29637), (1424, 28638), (1548, 26344), (1591, 25632), (1602, 25456), (1776, 22962), (2064, 19758), (2136, 19092), (2664, 15308), (2848, 14319), (3096, 13172), (3182, 12816), (3204, 12728), (3293, 12384), (3552, 11481), (3827, 10656), (4128, 9879), (4272, 9546), (4773, 8544), (5328, 7654), (6192, 6586), (6364, 6408)]