16615690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2$

素因数の和:108

約数の個数: 96

約数和(自身を含む): 40037760

約数和(自身を除く): 23422070

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 26, 31, 35, 38, 62, 65, 70, 91, 95, 130, 133, 155, 182, 190, 217, 247, 266, 310, 403, 434, 455, 494, 589, 665, 806, 910, 961, 1085, 1178, 1235, 1330, 1729, 1922, 2015, 2170, 2470, 2821, 2945, 3458, 4030, 4123, 4805, 5642, 5890, 6727, 7657, 8246, 8645, 9610, 12493, 13454, 14105, 15314, 17290, 18259, 20615, 24986, 28210, 33635, 36518, 38285, 41230, 53599, 62465, 67270, 76570, 87451, 91295, 107198, 124930, 127813, 174902, 182590, 237367, 255626, 267995, 437255, 474734, 535990, 639065, 874510, 1186835, 1278130, 1661569, 2373670, 3323138, 8307845, 16615690]

約数ペア:

[(1, 16615690), (2, 8307845), (5, 3323138), (7, 2373670), (10, 1661569), (13, 1278130), (14, 1186835), (19, 874510), (26, 639065), (31, 535990), (35, 474734), (38, 437255), (62, 267995), (65, 255626), (70, 237367), (91, 182590), (95, 174902), (130, 127813), (133, 124930), (155, 107198), (182, 91295), (190, 87451), (217, 76570), (247, 67270), (266, 62465), (310, 53599), (403, 41230), (434, 38285), (455, 36518), (494, 33635), (589, 28210), (665, 24986), (806, 20615), (910, 18259), (961, 17290), (1085, 15314), (1178, 14105), (1235, 13454), (1330, 12493), (1729, 9610), (1922, 8645), (2015, 8246), (2170, 7657), (2470, 6727), (2821, 5890), (2945, 5642), (3458, 4805), (4030, 4123)]