161272540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:188

約数の個数: 192

約数和(自身を含む): 438939648

約数和(自身を除く): 277667108

約数列:

[1, 2, 4, 5, 10, 11, 13, 17, 20, 22, 26, 31, 34, 44, 52, 55, 62, 65, 68, 85, 107, 110, 124, 130, 143, 155, 170, 187, 214, 220, 221, 260, 286, 310, 340, 341, 374, 403, 428, 442, 527, 535, 572, 620, 682, 715, 748, 806, 884, 935, 1054, 1070, 1105, 1177, 1364, 1391, 1430, 1612, 1705, 1819, 1870, 2015, 2108, 2140, 2210, 2354, 2431, 2635, 2782, 2860, 3317, 3410, 3638, 3740, 4030, 4420, 4433, 4708, 4862, 5270, 5564, 5797, 5885, 6634, 6820, 6851, 6955, 7276, 8060, 8866, 9095, 9724, 10540, 11594, 11770, 12155, 13268, 13702, 13910, 15301, 16585, 17732, 18190, 20009, 22165, 23188, 23540, 23647, 24310, 27404, 27820, 28985, 30602, 33170, 34255, 36380, 36487, 40018, 43121, 44330, 47294, 48620, 56389, 57970, 61204, 66340, 68510, 72974, 75361, 76505, 80036, 86242, 88660, 94588, 100045, 112778, 115940, 118235, 137020, 145948, 150722, 153010, 172484, 182435, 200090, 215605, 225556, 236470, 260117, 281945, 301444, 306020, 364870, 376805, 400180, 431210, 472940, 474331, 520234, 563890, 620279, 729740, 733057, 753610, 862420, 948662, 1040468, 1127780, 1240558, 1300585, 1466114, 1507220, 1897324, 2371655, 2481116, 2601170, 2932228, 3101395, 3665285, 4743310, 5202340, 6202790, 7330570, 8063627, 9486620, 12405580, 14661140, 16127254, 32254508, 40318135, 80636270, 161272540]

約数ペア:

[(1, 161272540), (2, 80636270), (4, 40318135), (5, 32254508), (10, 16127254), (11, 14661140), (13, 12405580), (17, 9486620), (20, 8063627), (22, 7330570), (26, 6202790), (31, 5202340), (34, 4743310), (44, 3665285), (52, 3101395), (55, 2932228), (62, 2601170), (65, 2481116), (68, 2371655), (85, 1897324), (107, 1507220), (110, 1466114), (124, 1300585), (130, 1240558), (143, 1127780), (155, 1040468), (170, 948662), (187, 862420), (214, 753610), (220, 733057), (221, 729740), (260, 620279), (286, 563890), (310, 520234), (340, 474331), (341, 472940), (374, 431210), (403, 400180), (428, 376805), (442, 364870), (527, 306020), (535, 301444), (572, 281945), (620, 260117), (682, 236470), (715, 225556), (748, 215605), (806, 200090), (884, 182435), (935, 172484), (1054, 153010), (1070, 150722), (1105, 145948), (1177, 137020), (1364, 118235), (1391, 115940), (1430, 112778), (1612, 100045), (1705, 94588), (1819, 88660), (1870, 86242), (2015, 80036), (2108, 76505), (2140, 75361), (2210, 72974), (2354, 68510), (2431, 66340), (2635, 61204), (2782, 57970), (2860, 56389), (3317, 48620), (3410, 47294), (3638, 44330), (3740, 43121), (4030, 40018), (4420, 36487), (4433, 36380), (4708, 34255), (4862, 33170), (5270, 30602), (5564, 28985), (5797, 27820), (5885, 27404), (6634, 24310), (6820, 23647), (6851, 23540), (6955, 23188), (7276, 22165), (8060, 20009), (8866, 18190), (9095, 17732), (9724, 16585), (10540, 15301), (11594, 13910), (11770, 13702), (12155, 13268)]