210474420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1811}}^1$

素因数の和:1985

約数の個数: 96

約数和(自身を含む): 639273600

約数和(自身を除く): 428799180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 149, 156, 195, 260, 298, 390, 447, 596, 745, 780, 894, 1490, 1788, 1811, 1937, 2235, 2980, 3622, 3874, 4470, 5433, 5811, 7244, 7748, 8940, 9055, 9685, 10866, 11622, 18110, 19370, 21732, 23244, 23543, 27165, 29055, 36220, 38740, 47086, 54330, 58110, 70629, 94172, 108660, 116220, 117715, 141258, 235430, 269839, 282516, 353145, 470860, 539678, 706290, 809517, 1079356, 1349195, 1412580, 1619034, 2698390, 3238068, 3507907, 4047585, 5396780, 7015814, 8095170, 10523721, 14031628, 16190340, 17539535, 21047442, 35079070, 42094884, 52618605, 70158140, 105237210, 210474420]

約数ペア:

[(1, 210474420), (2, 105237210), (3, 70158140), (4, 52618605), (5, 42094884), (6, 35079070), (10, 21047442), (12, 17539535), (13, 16190340), (15, 14031628), (20, 10523721), (26, 8095170), (30, 7015814), (39, 5396780), (52, 4047585), (60, 3507907), (65, 3238068), (78, 2698390), (130, 1619034), (149, 1412580), (156, 1349195), (195, 1079356), (260, 809517), (298, 706290), (390, 539678), (447, 470860), (596, 353145), (745, 282516), (780, 269839), (894, 235430), (1490, 141258), (1788, 117715), (1811, 116220), (1937, 108660), (2235, 94172), (2980, 70629), (3622, 58110), (3874, 54330), (4470, 47086), (5433, 38740), (5811, 36220), (7244, 29055), (7748, 27165), (8940, 23543), (9055, 23244), (9685, 21732), (10866, 19370), (11622, 18110)]