16907580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:164

約数の個数: 144

約数和(自身を含む): 55036800

約数和(自身を除く): 38129220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 41, 45, 58, 60, 79, 82, 87, 90, 116, 123, 145, 158, 164, 174, 180, 205, 237, 246, 261, 290, 316, 348, 369, 395, 410, 435, 474, 492, 522, 580, 615, 711, 738, 790, 820, 870, 948, 1044, 1185, 1189, 1230, 1305, 1422, 1476, 1580, 1740, 1845, 2291, 2370, 2378, 2460, 2610, 2844, 3239, 3555, 3567, 3690, 4582, 4740, 4756, 5220, 5945, 6478, 6873, 7110, 7134, 7380, 9164, 9717, 10701, 11455, 11890, 12956, 13746, 14220, 14268, 16195, 17835, 19434, 20619, 21402, 22910, 23780, 27492, 29151, 32390, 34365, 35670, 38868, 41238, 42804, 45820, 48585, 53505, 58302, 64780, 68730, 71340, 82476, 93931, 97170, 103095, 107010, 116604, 137460, 145755, 187862, 194340, 206190, 214020, 281793, 291510, 375724, 412380, 469655, 563586, 583020, 845379, 939310, 1127172, 1408965, 1690758, 1878620, 2817930, 3381516, 4226895, 5635860, 8453790, 16907580]

約数ペア:

[(1, 16907580), (2, 8453790), (3, 5635860), (4, 4226895), (5, 3381516), (6, 2817930), (9, 1878620), (10, 1690758), (12, 1408965), (15, 1127172), (18, 939310), (20, 845379), (29, 583020), (30, 563586), (36, 469655), (41, 412380), (45, 375724), (58, 291510), (60, 281793), (79, 214020), (82, 206190), (87, 194340), (90, 187862), (116, 145755), (123, 137460), (145, 116604), (158, 107010), (164, 103095), (174, 97170), (180, 93931), (205, 82476), (237, 71340), (246, 68730), (261, 64780), (290, 58302), (316, 53505), (348, 48585), (369, 45820), (395, 42804), (410, 41238), (435, 38868), (474, 35670), (492, 34365), (522, 32390), (580, 29151), (615, 27492), (711, 23780), (738, 22910), (790, 21402), (820, 20619), (870, 19434), (948, 17835), (1044, 16195), (1185, 14268), (1189, 14220), (1230, 13746), (1305, 12956), (1422, 11890), (1476, 11455), (1580, 10701), (1740, 9717), (1845, 9164), (2291, 7380), (2370, 7134), (2378, 7110), (2460, 6873), (2610, 6478), (2844, 5945), (3239, 5220), (3555, 4756), (3567, 4740), (3690, 4582)]