213571920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{6793}}^1$

素因数の和:6940

約数の個数: 80

約数和(自身を含む): 667225152

約数和(自身を除く): 453653232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 131, 240, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2096, 2620, 3144, 3930, 5240, 6288, 6793, 7860, 10480, 13586, 15720, 20379, 27172, 31440, 33965, 40758, 54344, 67930, 81516, 101895, 108688, 135860, 163032, 203790, 271720, 326064, 407580, 543440, 815160, 889883, 1630320, 1779766, 2669649, 3559532, 4449415, 5339298, 7119064, 8898830, 10678596, 13348245, 14238128, 17797660, 21357192, 26696490, 35595320, 42714384, 53392980, 71190640, 106785960, 213571920]

約数ペア:

[(1, 213571920), (2, 106785960), (3, 71190640), (4, 53392980), (5, 42714384), (6, 35595320), (8, 26696490), (10, 21357192), (12, 17797660), (15, 14238128), (16, 13348245), (20, 10678596), (24, 8898830), (30, 7119064), (40, 5339298), (48, 4449415), (60, 3559532), (80, 2669649), (120, 1779766), (131, 1630320), (240, 889883), (262, 815160), (393, 543440), (524, 407580), (655, 326064), (786, 271720), (1048, 203790), (1310, 163032), (1572, 135860), (1965, 108688), (2096, 101895), (2620, 81516), (3144, 67930), (3930, 54344), (5240, 40758), (6288, 33965), (6793, 31440), (7860, 27172), (10480, 20379), (13586, 15720)]