193393620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{153487}}^1$

素因数の和:153509

約数の個数: 72

約数和(自身を含む): 670435584

約数和(自身を除く): 477041964

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 153487, 306974, 460461, 613948, 767435, 920922, 1074409, 1381383, 1534870, 1841844, 2148818, 2302305, 2762766, 3069740, 3223227, 4297636, 4604610, 5372045, 5525532, 6446454, 6906915, 9209220, 9669681, 10744090, 12892908, 13813830, 16116135, 19339362, 21488180, 27627660, 32232270, 38678724, 48348405, 64464540, 96696810, 193393620]

約数ペア:

[(1, 193393620), (2, 96696810), (3, 64464540), (4, 48348405), (5, 38678724), (6, 32232270), (7, 27627660), (9, 21488180), (10, 19339362), (12, 16116135), (14, 13813830), (15, 12892908), (18, 10744090), (20, 9669681), (21, 9209220), (28, 6906915), (30, 6446454), (35, 5525532), (36, 5372045), (42, 4604610), (45, 4297636), (60, 3223227), (63, 3069740), (70, 2762766), (84, 2302305), (90, 2148818), (105, 1841844), (126, 1534870), (140, 1381383), (180, 1074409), (210, 920922), (252, 767435), (315, 613948), (420, 460461), (630, 306974), (1260, 153487)]