15749860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:257

約数の個数: 96

約数和(自身を含む): 41287680

約数和(自身を除く): 25537820

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 31, 35, 38, 62, 70, 76, 95, 124, 133, 140, 155, 190, 191, 217, 266, 310, 380, 382, 434, 532, 589, 620, 665, 764, 868, 955, 1085, 1178, 1330, 1337, 1910, 2170, 2356, 2660, 2674, 2945, 3629, 3820, 4123, 4340, 5348, 5890, 5921, 6685, 7258, 8246, 11780, 11842, 13370, 14516, 16492, 18145, 20615, 23684, 25403, 26740, 29605, 36290, 41230, 41447, 50806, 59210, 72580, 82460, 82894, 101612, 112499, 118420, 127015, 165788, 207235, 224998, 254030, 414470, 449996, 508060, 562495, 787493, 828940, 1124990, 1574986, 2249980, 3149972, 3937465, 7874930, 15749860]

約数ペア:

[(1, 15749860), (2, 7874930), (4, 3937465), (5, 3149972), (7, 2249980), (10, 1574986), (14, 1124990), (19, 828940), (20, 787493), (28, 562495), (31, 508060), (35, 449996), (38, 414470), (62, 254030), (70, 224998), (76, 207235), (95, 165788), (124, 127015), (133, 118420), (140, 112499), (155, 101612), (190, 82894), (191, 82460), (217, 72580), (266, 59210), (310, 50806), (380, 41447), (382, 41230), (434, 36290), (532, 29605), (589, 26740), (620, 25403), (665, 23684), (764, 20615), (868, 18145), (955, 16492), (1085, 14516), (1178, 13370), (1330, 11842), (1337, 11780), (1910, 8246), (2170, 7258), (2356, 6685), (2660, 5921), (2674, 5890), (2945, 5348), (3629, 4340), (3820, 4123)]