207970140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{21529}}^1$

素因数の和:21571

約数の個数: 96

約数和(自身を含む): 694471680

約数和(自身を除く): 486501540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 138, 140, 161, 210, 230, 276, 322, 345, 420, 460, 483, 644, 690, 805, 966, 1380, 1610, 1932, 2415, 3220, 4830, 9660, 21529, 43058, 64587, 86116, 107645, 129174, 150703, 215290, 258348, 301406, 322935, 430580, 452109, 495167, 602812, 645870, 753515, 904218, 990334, 1291740, 1485501, 1507030, 1808436, 1980668, 2260545, 2475835, 2971002, 3014060, 3466169, 4521090, 4951670, 5942004, 6932338, 7427505, 9042180, 9903340, 10398507, 13864676, 14855010, 17330845, 20797014, 29710020, 34661690, 41594028, 51992535, 69323380, 103985070, 207970140]

約数ペア:

[(1, 207970140), (2, 103985070), (3, 69323380), (4, 51992535), (5, 41594028), (6, 34661690), (7, 29710020), (10, 20797014), (12, 17330845), (14, 14855010), (15, 13864676), (20, 10398507), (21, 9903340), (23, 9042180), (28, 7427505), (30, 6932338), (35, 5942004), (42, 4951670), (46, 4521090), (60, 3466169), (69, 3014060), (70, 2971002), (84, 2475835), (92, 2260545), (105, 1980668), (115, 1808436), (138, 1507030), (140, 1485501), (161, 1291740), (210, 990334), (230, 904218), (276, 753515), (322, 645870), (345, 602812), (420, 495167), (460, 452109), (483, 430580), (644, 322935), (690, 301406), (805, 258348), (966, 215290), (1380, 150703), (1610, 129174), (1932, 107645), (2415, 86116), (3220, 64587), (4830, 43058), (9660, 21529)]