315609140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{601}}^1$

素因数の和:670

約数の個数: 144

約数和(自身を含む): 860869632

約数和(自身を除く): 545260492

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 31, 35, 44, 55, 62, 70, 77, 110, 121, 124, 140, 154, 155, 217, 220, 242, 308, 310, 341, 385, 434, 484, 601, 605, 620, 682, 770, 847, 868, 1085, 1202, 1210, 1364, 1540, 1694, 1705, 2170, 2387, 2404, 2420, 3005, 3388, 3410, 3751, 4207, 4235, 4340, 4774, 6010, 6611, 6820, 7502, 8414, 8470, 9548, 11935, 12020, 13222, 15004, 16828, 16940, 18631, 18755, 21035, 23870, 26257, 26444, 33055, 37262, 37510, 42070, 46277, 47740, 52514, 66110, 72721, 74524, 75020, 84140, 92554, 93155, 105028, 130417, 131285, 132220, 145442, 185108, 186310, 204941, 231385, 260834, 262570, 290884, 363605, 372620, 409882, 462770, 509047, 521668, 525140, 652085, 727210, 819764, 925540, 1018094, 1024705, 1304170, 1434587, 1454420, 2036188, 2049410, 2254351, 2545235, 2608340, 2869174, 4098820, 4508702, 5090470, 5738348, 7172935, 9017404, 10180940, 11271755, 14345870, 15780457, 22543510, 28691740, 31560914, 45087020, 63121828, 78902285, 157804570, 315609140]

約数ペア:

[(1, 315609140), (2, 157804570), (4, 78902285), (5, 63121828), (7, 45087020), (10, 31560914), (11, 28691740), (14, 22543510), (20, 15780457), (22, 14345870), (28, 11271755), (31, 10180940), (35, 9017404), (44, 7172935), (55, 5738348), (62, 5090470), (70, 4508702), (77, 4098820), (110, 2869174), (121, 2608340), (124, 2545235), (140, 2254351), (154, 2049410), (155, 2036188), (217, 1454420), (220, 1434587), (242, 1304170), (308, 1024705), (310, 1018094), (341, 925540), (385, 819764), (434, 727210), (484, 652085), (601, 525140), (605, 521668), (620, 509047), (682, 462770), (770, 409882), (847, 372620), (868, 363605), (1085, 290884), (1202, 262570), (1210, 260834), (1364, 231385), (1540, 204941), (1694, 186310), (1705, 185108), (2170, 145442), (2387, 132220), (2404, 131285), (2420, 130417), (3005, 105028), (3388, 93155), (3410, 92554), (3751, 84140), (4207, 75020), (4235, 74524), (4340, 72721), (4774, 66110), (6010, 52514), (6611, 47740), (6820, 46277), (7502, 42070), (8414, 37510), (8470, 37262), (9548, 33055), (11935, 26444), (12020, 26257), (13222, 23870), (15004, 21035), (16828, 18755), (16940, 18631)]