144812780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{547}}^1$

素因数の和:655

約数の個数: 96

約数和(自身を含む): 365309952

約数和(自身を除く): 220497172

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 61, 62, 70, 122, 124, 140, 155, 217, 244, 305, 310, 427, 434, 547, 610, 620, 854, 868, 1085, 1094, 1220, 1708, 1891, 2135, 2170, 2188, 2735, 3782, 3829, 4270, 4340, 5470, 7564, 7658, 8540, 9455, 10940, 13237, 15316, 16957, 18910, 19145, 26474, 33367, 33914, 37820, 38290, 52948, 66185, 66734, 67828, 76580, 84785, 118699, 132370, 133468, 166835, 169570, 233569, 237398, 264740, 333670, 339140, 467138, 474796, 593495, 667340, 934276, 1034377, 1167845, 1186990, 2068754, 2335690, 2373980, 4137508, 4671380, 5171885, 7240639, 10343770, 14481278, 20687540, 28962556, 36203195, 72406390, 144812780]

約数ペア:

[(1, 144812780), (2, 72406390), (4, 36203195), (5, 28962556), (7, 20687540), (10, 14481278), (14, 10343770), (20, 7240639), (28, 5171885), (31, 4671380), (35, 4137508), (61, 2373980), (62, 2335690), (70, 2068754), (122, 1186990), (124, 1167845), (140, 1034377), (155, 934276), (217, 667340), (244, 593495), (305, 474796), (310, 467138), (427, 339140), (434, 333670), (547, 264740), (610, 237398), (620, 233569), (854, 169570), (868, 166835), (1085, 133468), (1094, 132370), (1220, 118699), (1708, 84785), (1891, 76580), (2135, 67828), (2170, 66734), (2188, 66185), (2735, 52948), (3782, 38290), (3829, 37820), (4270, 33914), (4340, 33367), (5470, 26474), (7564, 19145), (7658, 18910), (8540, 16957), (9455, 15316), (10940, 13237)]