2144971840

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{1787}}^1$

素因数の和:1857

約数の個数: 168

約数和(自身を含む): 5798612736

約数和(自身を除く): 3653640896

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 121, 124, 155, 160, 176, 220, 242, 248, 310, 320, 341, 352, 440, 484, 496, 605, 620, 682, 704, 880, 968, 992, 1210, 1240, 1364, 1705, 1760, 1787, 1936, 1984, 2420, 2480, 2728, 3410, 3520, 3574, 3751, 3872, 4840, 4960, 5456, 6820, 7148, 7502, 7744, 8935, 9680, 9920, 10912, 13640, 14296, 15004, 17870, 18755, 19360, 19657, 21824, 27280, 28592, 30008, 35740, 37510, 38720, 39314, 54560, 55397, 57184, 60016, 71480, 75020, 78628, 98285, 109120, 110794, 114368, 120032, 142960, 150040, 157256, 196570, 216227, 221588, 240064, 276985, 285920, 300080, 314512, 393140, 432454, 443176, 553970, 571840, 600160, 609367, 629024, 786280, 864908, 886352, 1081135, 1107940, 1200320, 1218734, 1258048, 1572560, 1729816, 1772704, 2162270, 2215880, 2437468, 3046835, 3145120, 3459632, 3545408, 4324540, 4431760, 4874936, 6093670, 6290240, 6703037, 6919264, 8649080, 8863520, 9749872, 12187340, 13406074, 13838528, 17298160, 17727040, 19499744, 24374680, 26812148, 33515185, 34596320, 38999488, 48749360, 53624296, 67030370, 69192640, 97498720, 107248592, 134060740, 194997440, 214497184, 268121480, 428994368, 536242960, 1072485920, 2144971840]

約数ペア:

[(1, 2144971840), (2, 1072485920), (4, 536242960), (5, 428994368), (8, 268121480), (10, 214497184), (11, 194997440), (16, 134060740), (20, 107248592), (22, 97498720), (31, 69192640), (32, 67030370), (40, 53624296), (44, 48749360), (55, 38999488), (62, 34596320), (64, 33515185), (80, 26812148), (88, 24374680), (110, 19499744), (121, 17727040), (124, 17298160), (155, 13838528), (160, 13406074), (176, 12187340), (220, 9749872), (242, 8863520), (248, 8649080), (310, 6919264), (320, 6703037), (341, 6290240), (352, 6093670), (440, 4874936), (484, 4431760), (496, 4324540), (605, 3545408), (620, 3459632), (682, 3145120), (704, 3046835), (880, 2437468), (968, 2215880), (992, 2162270), (1210, 1772704), (1240, 1729816), (1364, 1572560), (1705, 1258048), (1760, 1218734), (1787, 1200320), (1936, 1107940), (1984, 1081135), (2420, 886352), (2480, 864908), (2728, 786280), (3410, 629024), (3520, 609367), (3574, 600160), (3751, 571840), (3872, 553970), (4840, 443176), (4960, 432454), (5456, 393140), (6820, 314512), (7148, 300080), (7502, 285920), (7744, 276985), (8935, 240064), (9680, 221588), (9920, 216227), (10912, 196570), (13640, 157256), (14296, 150040), (15004, 142960), (17870, 120032), (18755, 114368), (19360, 110794), (19657, 109120), (21824, 98285), (27280, 78628), (28592, 75020), (30008, 71480), (35740, 60016), (37510, 57184), (38720, 55397), (39314, 54560)]