214270140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2351}}^1$

素因数の和:2408

約数の個数: 144

約数和(自身を含む): 720728064

約数和(自身を除く): 506457924

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 49, 60, 62, 70, 84, 93, 98, 105, 124, 140, 147, 155, 186, 196, 210, 217, 245, 294, 310, 372, 420, 434, 465, 490, 588, 620, 651, 735, 868, 930, 980, 1085, 1302, 1470, 1519, 1860, 2170, 2351, 2604, 2940, 3038, 3255, 4340, 4557, 4702, 6076, 6510, 7053, 7595, 9114, 9404, 11755, 13020, 14106, 15190, 16457, 18228, 22785, 23510, 28212, 30380, 32914, 35265, 45570, 47020, 49371, 65828, 70530, 72881, 82285, 91140, 98742, 115199, 141060, 145762, 164570, 197484, 218643, 230398, 246855, 291524, 329140, 345597, 364405, 437286, 460796, 493710, 510167, 575995, 691194, 728810, 874572, 987420, 1020334, 1093215, 1151990, 1382388, 1457620, 1530501, 1727985, 2040668, 2186430, 2303980, 2550835, 3061002, 3455970, 3571169, 4372860, 5101670, 6122004, 6911940, 7142338, 7652505, 10203340, 10713507, 14284676, 15305010, 17855845, 21427014, 30610020, 35711690, 42854028, 53567535, 71423380, 107135070, 214270140]

約数ペア:

[(1, 214270140), (2, 107135070), (3, 71423380), (4, 53567535), (5, 42854028), (6, 35711690), (7, 30610020), (10, 21427014), (12, 17855845), (14, 15305010), (15, 14284676), (20, 10713507), (21, 10203340), (28, 7652505), (30, 7142338), (31, 6911940), (35, 6122004), (42, 5101670), (49, 4372860), (60, 3571169), (62, 3455970), (70, 3061002), (84, 2550835), (93, 2303980), (98, 2186430), (105, 2040668), (124, 1727985), (140, 1530501), (147, 1457620), (155, 1382388), (186, 1151990), (196, 1093215), (210, 1020334), (217, 987420), (245, 874572), (294, 728810), (310, 691194), (372, 575995), (420, 510167), (434, 493710), (465, 460796), (490, 437286), (588, 364405), (620, 345597), (651, 329140), (735, 291524), (868, 246855), (930, 230398), (980, 218643), (1085, 197484), (1302, 164570), (1470, 145762), (1519, 141060), (1860, 115199), (2170, 98742), (2351, 91140), (2604, 82285), (2940, 72881), (3038, 70530), (3255, 65828), (4340, 49371), (4557, 47020), (4702, 45570), (6076, 35265), (6510, 32914), (7053, 30380), (7595, 28212), (9114, 23510), (9404, 22785), (11755, 18228), (13020, 16457), (14106, 15190)]