20016072

素因数分解:

$2^3\times 3^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:137

約数の個数: 160

約数和(自身を含む): 62726400

約数和(自身を除く): 42710328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 23, 24, 27, 34, 36, 46, 51, 54, 68, 69, 72, 79, 81, 92, 102, 108, 136, 138, 153, 158, 162, 184, 204, 207, 216, 237, 276, 306, 316, 324, 391, 408, 414, 459, 474, 552, 612, 621, 632, 648, 711, 782, 828, 918, 948, 1173, 1224, 1242, 1343, 1377, 1422, 1564, 1656, 1817, 1836, 1863, 1896, 2133, 2346, 2484, 2686, 2754, 2844, 3128, 3519, 3634, 3672, 3726, 4029, 4266, 4692, 4968, 5372, 5451, 5508, 5688, 6399, 7038, 7268, 7452, 8058, 8532, 9384, 10557, 10744, 10902, 11016, 12087, 12798, 14076, 14536, 14904, 16116, 16353, 17064, 21114, 21804, 24174, 25596, 28152, 30889, 31671, 32232, 32706, 36261, 42228, 43608, 48348, 49059, 51192, 61778, 63342, 65412, 72522, 84456, 92667, 96696, 98118, 108783, 123556, 126684, 130824, 145044, 147177, 185334, 196236, 217566, 247112, 253368, 278001, 290088, 294354, 370668, 392472, 435132, 556002, 588708, 741336, 834003, 870264, 1112004, 1177416, 1668006, 2224008, 2502009, 3336012, 5004018, 6672024, 10008036, 20016072]

約数ペア:

[(1, 20016072), (2, 10008036), (3, 6672024), (4, 5004018), (6, 3336012), (8, 2502009), (9, 2224008), (12, 1668006), (17, 1177416), (18, 1112004), (23, 870264), (24, 834003), (27, 741336), (34, 588708), (36, 556002), (46, 435132), (51, 392472), (54, 370668), (68, 294354), (69, 290088), (72, 278001), (79, 253368), (81, 247112), (92, 217566), (102, 196236), (108, 185334), (136, 147177), (138, 145044), (153, 130824), (158, 126684), (162, 123556), (184, 108783), (204, 98118), (207, 96696), (216, 92667), (237, 84456), (276, 72522), (306, 65412), (316, 63342), (324, 61778), (391, 51192), (408, 49059), (414, 48348), (459, 43608), (474, 42228), (552, 36261), (612, 32706), (621, 32232), (632, 31671), (648, 30889), (711, 28152), (782, 25596), (828, 24174), (918, 21804), (948, 21114), (1173, 17064), (1224, 16353), (1242, 16116), (1343, 14904), (1377, 14536), (1422, 14076), (1564, 12798), (1656, 12087), (1817, 11016), (1836, 10902), (1863, 10744), (1896, 10557), (2133, 9384), (2346, 8532), (2484, 8058), (2686, 7452), (2754, 7268), (2844, 7038), (3128, 6399), (3519, 5688), (3634, 5508), (3672, 5451), (3726, 5372), (4029, 4968), (4266, 4692)]