15697301980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{367}}^1\times {\mathrm{463}}^1$

素因数の和:1019

約数の個数: 96

約数和(自身を含む): 34423603200

約数和(自身を除く): 18726301220

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 149, 155, 298, 310, 367, 463, 596, 620, 734, 745, 926, 1468, 1490, 1835, 1852, 2315, 2980, 3670, 4619, 4630, 7340, 9238, 9260, 11377, 14353, 18476, 22754, 23095, 28706, 45508, 46190, 54683, 56885, 57412, 68987, 71765, 92380, 109366, 113770, 137974, 143530, 169921, 218732, 227540, 273415, 275948, 287060, 339842, 344935, 546830, 679684, 689870, 849605, 1093660, 1379740, 1695173, 1699210, 2138597, 3390346, 3398420, 4277194, 5267551, 6780692, 8475865, 8554388, 10535102, 10692985, 16951730, 21070204, 21385970, 25318229, 26337755, 33903460, 42771940, 50636458, 52675510, 101272916, 105351020, 126591145, 253182290, 506364580, 784865099, 1569730198, 3139460396, 3924325495, 7848650990, 15697301980]

約数ペア:

[(1, 15697301980), (2, 7848650990), (4, 3924325495), (5, 3139460396), (10, 1569730198), (20, 784865099), (31, 506364580), (62, 253182290), (124, 126591145), (149, 105351020), (155, 101272916), (298, 52675510), (310, 50636458), (367, 42771940), (463, 33903460), (596, 26337755), (620, 25318229), (734, 21385970), (745, 21070204), (926, 16951730), (1468, 10692985), (1490, 10535102), (1835, 8554388), (1852, 8475865), (2315, 6780692), (2980, 5267551), (3670, 4277194), (4619, 3398420), (4630, 3390346), (7340, 2138597), (9238, 1699210), (9260, 1695173), (11377, 1379740), (14353, 1093660), (18476, 849605), (22754, 689870), (23095, 679684), (28706, 546830), (45508, 344935), (46190, 339842), (54683, 287060), (56885, 275948), (57412, 273415), (68987, 227540), (71765, 218732), (92380, 169921), (109366, 143530), (113770, 137974)]