31478700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{9539}}^1$

素因数の和:9567

約数の個数: 72

約数和(自身を含む): 99368640

約数和(自身を除く): 67889940

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 33, 44, 50, 55, 60, 66, 75, 100, 110, 132, 150, 165, 220, 275, 300, 330, 550, 660, 825, 1100, 1650, 3300, 9539, 19078, 28617, 38156, 47695, 57234, 95390, 104929, 114468, 143085, 190780, 209858, 238475, 286170, 314787, 419716, 476950, 524645, 572340, 629574, 715425, 953900, 1049290, 1259148, 1430850, 1573935, 2098580, 2623225, 2861700, 3147870, 5246450, 6295740, 7869675, 10492900, 15739350, 31478700]

約数ペア:

[(1, 31478700), (2, 15739350), (3, 10492900), (4, 7869675), (5, 6295740), (6, 5246450), (10, 3147870), (11, 2861700), (12, 2623225), (15, 2098580), (20, 1573935), (22, 1430850), (25, 1259148), (30, 1049290), (33, 953900), (44, 715425), (50, 629574), (55, 572340), (60, 524645), (66, 476950), (75, 419716), (100, 314787), (110, 286170), (132, 238475), (150, 209858), (165, 190780), (220, 143085), (275, 114468), (300, 104929), (330, 95390), (550, 57234), (660, 47695), (825, 38156), (1100, 28617), (1650, 19078), (3300, 9539)]