66988260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{313}}^1$

素因数の和:398

約数の個数: 144

約数和(自身を含む): 216019440

約数和(自身を除く): 149031180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 41, 45, 58, 60, 82, 87, 90, 116, 123, 145, 164, 174, 180, 205, 246, 261, 290, 313, 348, 369, 410, 435, 492, 522, 580, 615, 626, 738, 820, 870, 939, 1044, 1189, 1230, 1252, 1305, 1476, 1565, 1740, 1845, 1878, 2378, 2460, 2610, 2817, 3130, 3567, 3690, 3756, 4695, 4756, 5220, 5634, 5945, 6260, 7134, 7380, 9077, 9390, 10701, 11268, 11890, 12833, 14085, 14268, 17835, 18154, 18780, 21402, 23780, 25666, 27231, 28170, 35670, 36308, 38499, 42804, 45385, 51332, 53505, 54462, 56340, 64165, 71340, 76998, 81693, 90770, 107010, 108924, 115497, 128330, 136155, 153996, 163386, 181540, 192495, 214020, 230994, 256660, 272310, 326772, 372157, 384990, 408465, 461988, 544620, 577485, 744314, 769980, 816930, 1116471, 1154970, 1488628, 1633860, 1860785, 2232942, 2309940, 3349413, 3721570, 4465884, 5582355, 6698826, 7443140, 11164710, 13397652, 16747065, 22329420, 33494130, 66988260]

約数ペア:

[(1, 66988260), (2, 33494130), (3, 22329420), (4, 16747065), (5, 13397652), (6, 11164710), (9, 7443140), (10, 6698826), (12, 5582355), (15, 4465884), (18, 3721570), (20, 3349413), (29, 2309940), (30, 2232942), (36, 1860785), (41, 1633860), (45, 1488628), (58, 1154970), (60, 1116471), (82, 816930), (87, 769980), (90, 744314), (116, 577485), (123, 544620), (145, 461988), (164, 408465), (174, 384990), (180, 372157), (205, 326772), (246, 272310), (261, 256660), (290, 230994), (313, 214020), (348, 192495), (369, 181540), (410, 163386), (435, 153996), (492, 136155), (522, 128330), (580, 115497), (615, 108924), (626, 107010), (738, 90770), (820, 81693), (870, 76998), (939, 71340), (1044, 64165), (1189, 56340), (1230, 54462), (1252, 53505), (1305, 51332), (1476, 45385), (1565, 42804), (1740, 38499), (1845, 36308), (1878, 35670), (2378, 28170), (2460, 27231), (2610, 25666), (2817, 23780), (3130, 21402), (3567, 18780), (3690, 18154), (3756, 17835), (4695, 14268), (4756, 14085), (5220, 12833), (5634, 11890), (5945, 11268), (6260, 10701), (7134, 9390), (7380, 9077)]