149308180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{521}}^1$

素因数の和:649

約数の個数: 96

約数和(自身を含む): 378846720

約数和(自身を除く): 229538540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 89, 92, 115, 140, 161, 178, 230, 322, 356, 445, 460, 521, 623, 644, 805, 890, 1042, 1246, 1610, 1780, 2047, 2084, 2492, 2605, 3115, 3220, 3647, 4094, 5210, 6230, 7294, 8188, 10235, 10420, 11983, 12460, 14329, 14588, 18235, 20470, 23966, 28658, 36470, 40940, 46369, 47932, 57316, 59915, 71645, 72940, 83881, 92738, 119830, 143290, 167762, 185476, 231845, 239660, 286580, 324583, 335524, 419405, 463690, 649166, 838810, 927380, 1066487, 1298332, 1622915, 1677620, 2132974, 3245830, 4265948, 5332435, 6491660, 7465409, 10664870, 14930818, 21329740, 29861636, 37327045, 74654090, 149308180]

約数ペア:

[(1, 149308180), (2, 74654090), (4, 37327045), (5, 29861636), (7, 21329740), (10, 14930818), (14, 10664870), (20, 7465409), (23, 6491660), (28, 5332435), (35, 4265948), (46, 3245830), (70, 2132974), (89, 1677620), (92, 1622915), (115, 1298332), (140, 1066487), (161, 927380), (178, 838810), (230, 649166), (322, 463690), (356, 419405), (445, 335524), (460, 324583), (521, 286580), (623, 239660), (644, 231845), (805, 185476), (890, 167762), (1042, 143290), (1246, 119830), (1610, 92738), (1780, 83881), (2047, 72940), (2084, 71645), (2492, 59915), (2605, 57316), (3115, 47932), (3220, 46369), (3647, 40940), (4094, 36470), (5210, 28658), (6230, 23966), (7294, 20470), (8188, 18235), (10235, 14588), (10420, 14329), (11983, 12460)]