2620162020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{149}}^2\times {\mathrm{281}}^1$

素因数の和:598

約数の個数: 144

約数和(自身を含む): 8471207808

約数和(自身を除く): 5851045788

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 149, 210, 281, 298, 420, 447, 562, 596, 745, 843, 894, 1043, 1124, 1405, 1490, 1686, 1788, 1967, 2086, 2235, 2810, 2980, 3129, 3372, 3934, 4172, 4215, 4470, 5215, 5620, 5901, 6258, 7868, 8430, 8940, 9835, 10430, 11802, 12516, 15645, 16860, 19670, 20860, 22201, 23604, 29505, 31290, 39340, 41869, 44402, 59010, 62580, 66603, 83738, 88804, 111005, 118020, 125607, 133206, 155407, 167476, 209345, 222010, 251214, 266412, 293083, 310814, 333015, 418690, 444020, 466221, 502428, 586166, 621628, 628035, 666030, 777035, 837380, 879249, 932442, 1172332, 1256070, 1332060, 1465415, 1554070, 1758498, 1864884, 2331105, 2512140, 2930830, 3108140, 3516996, 4396245, 4662210, 5861660, 6238481, 8792490, 9324420, 12476962, 17584980, 18715443, 24953924, 31192405, 37430886, 43669367, 62384810, 74861772, 87338734, 93577215, 124769620, 131008101, 174677468, 187154430, 218346835, 262016202, 374308860, 436693670, 524032404, 655040505, 873387340, 1310081010, 2620162020]

約数ペア:

[(1, 2620162020), (2, 1310081010), (3, 873387340), (4, 655040505), (5, 524032404), (6, 436693670), (7, 374308860), (10, 262016202), (12, 218346835), (14, 187154430), (15, 174677468), (20, 131008101), (21, 124769620), (28, 93577215), (30, 87338734), (35, 74861772), (42, 62384810), (60, 43669367), (70, 37430886), (84, 31192405), (105, 24953924), (140, 18715443), (149, 17584980), (210, 12476962), (281, 9324420), (298, 8792490), (420, 6238481), (447, 5861660), (562, 4662210), (596, 4396245), (745, 3516996), (843, 3108140), (894, 2930830), (1043, 2512140), (1124, 2331105), (1405, 1864884), (1490, 1758498), (1686, 1554070), (1788, 1465415), (1967, 1332060), (2086, 1256070), (2235, 1172332), (2810, 932442), (2980, 879249), (3129, 837380), (3372, 777035), (3934, 666030), (4172, 628035), (4215, 621628), (4470, 586166), (5215, 502428), (5620, 466221), (5901, 444020), (6258, 418690), (7868, 333015), (8430, 310814), (8940, 293083), (9835, 266412), (10430, 251214), (11802, 222010), (12516, 209345), (15645, 167476), (16860, 155407), (19670, 133206), (20860, 125607), (22201, 118020), (23604, 111005), (29505, 88804), (31290, 83738), (39340, 66603), (41869, 62580), (44402, 59010)]