672747460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3671}}^1$

素因数の和:3722

約数の個数: 144

約数和(自身を含む): 1898805888

約数和(自身を除く): 1226058428

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 44, 49, 55, 68, 70, 77, 85, 98, 110, 119, 140, 154, 170, 187, 196, 220, 238, 245, 308, 340, 374, 385, 476, 490, 539, 595, 748, 770, 833, 935, 980, 1078, 1190, 1309, 1540, 1666, 1870, 2156, 2380, 2618, 2695, 3332, 3671, 3740, 4165, 5236, 5390, 6545, 7342, 8330, 9163, 10780, 13090, 14684, 16660, 18326, 18355, 25697, 26180, 36652, 36710, 40381, 45815, 51394, 62407, 73420, 80762, 91630, 102788, 124814, 128485, 161524, 179879, 183260, 201905, 249628, 256970, 282667, 312035, 359758, 403810, 436849, 513940, 565334, 624070, 686477, 719516, 807620, 873698, 899395, 1130668, 1248140, 1372954, 1413335, 1747396, 1798790, 1978669, 2184245, 2745908, 2826670, 3057943, 3432385, 3597580, 3957338, 4368490, 4805339, 5653340, 6115886, 6864770, 7914676, 8736980, 9610678, 9893345, 12231772, 13729540, 15289715, 19221356, 19786690, 24026695, 30579430, 33637373, 39573380, 48053390, 61158860, 67274746, 96106780, 134549492, 168186865, 336373730, 672747460]

約数ペア:

[(1, 672747460), (2, 336373730), (4, 168186865), (5, 134549492), (7, 96106780), (10, 67274746), (11, 61158860), (14, 48053390), (17, 39573380), (20, 33637373), (22, 30579430), (28, 24026695), (34, 19786690), (35, 19221356), (44, 15289715), (49, 13729540), (55, 12231772), (68, 9893345), (70, 9610678), (77, 8736980), (85, 7914676), (98, 6864770), (110, 6115886), (119, 5653340), (140, 4805339), (154, 4368490), (170, 3957338), (187, 3597580), (196, 3432385), (220, 3057943), (238, 2826670), (245, 2745908), (308, 2184245), (340, 1978669), (374, 1798790), (385, 1747396), (476, 1413335), (490, 1372954), (539, 1248140), (595, 1130668), (748, 899395), (770, 873698), (833, 807620), (935, 719516), (980, 686477), (1078, 624070), (1190, 565334), (1309, 513940), (1540, 436849), (1666, 403810), (1870, 359758), (2156, 312035), (2380, 282667), (2618, 256970), (2695, 249628), (3332, 201905), (3671, 183260), (3740, 179879), (4165, 161524), (5236, 128485), (5390, 124814), (6545, 102788), (7342, 91630), (8330, 80762), (9163, 73420), (10780, 62407), (13090, 51394), (14684, 45815), (16660, 40381), (18326, 36710), (18355, 36652), (25697, 26180)]