213373620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{38239}}^1$

素因数の和:38285

約数の個数: 72

約数和(自身を含む): 668129280

約数和(自身を除く): 454755660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 38239, 76478, 114717, 152956, 191195, 229434, 344151, 382390, 458868, 573585, 688302, 764780, 1147170, 1185409, 1376604, 1720755, 2294340, 2370818, 3441510, 3556227, 4741636, 5927045, 6883020, 7112454, 10668681, 11854090, 14224908, 17781135, 21337362, 23708180, 35562270, 42674724, 53343405, 71124540, 106686810, 213373620]

約数ペア:

[(1, 213373620), (2, 106686810), (3, 71124540), (4, 53343405), (5, 42674724), (6, 35562270), (9, 23708180), (10, 21337362), (12, 17781135), (15, 14224908), (18, 11854090), (20, 10668681), (30, 7112454), (31, 6883020), (36, 5927045), (45, 4741636), (60, 3556227), (62, 3441510), (90, 2370818), (93, 2294340), (124, 1720755), (155, 1376604), (180, 1185409), (186, 1147170), (279, 764780), (310, 688302), (372, 573585), (465, 458868), (558, 382390), (620, 344151), (930, 229434), (1116, 191195), (1395, 152956), (1860, 114717), (2790, 76478), (5580, 38239)]