219447450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{15731}}^1$

素因数の和:15780

約数の個数: 72

約数和(自身を含む): 608639616

約数和(自身を除く): 389192166

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 31, 45, 50, 62, 75, 90, 93, 150, 155, 186, 225, 279, 310, 450, 465, 558, 775, 930, 1395, 1550, 2325, 2790, 4650, 6975, 13950, 15731, 31462, 47193, 78655, 94386, 141579, 157310, 235965, 283158, 393275, 471930, 487661, 707895, 786550, 975322, 1179825, 1415790, 1462983, 2359650, 2438305, 2925966, 3539475, 4388949, 4876610, 7078950, 7314915, 8777898, 12191525, 14629830, 21944745, 24383050, 36574575, 43889490, 73149150, 109723725, 219447450]

約数ペア:

[(1, 219447450), (2, 109723725), (3, 73149150), (5, 43889490), (6, 36574575), (9, 24383050), (10, 21944745), (15, 14629830), (18, 12191525), (25, 8777898), (30, 7314915), (31, 7078950), (45, 4876610), (50, 4388949), (62, 3539475), (75, 2925966), (90, 2438305), (93, 2359650), (150, 1462983), (155, 1415790), (186, 1179825), (225, 975322), (279, 786550), (310, 707895), (450, 487661), (465, 471930), (558, 393275), (775, 283158), (930, 235965), (1395, 157310), (1550, 141579), (2325, 94386), (2790, 78655), (4650, 47193), (6975, 31462), (13950, 15731)]