722291240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1583}}^1$

素因数の和:1683

約数の個数: 128

約数和(自身を含む): 1909163520

約数和(自身を除く): 1186872280

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 61, 68, 85, 88, 110, 122, 136, 170, 187, 220, 244, 305, 340, 374, 440, 488, 610, 671, 680, 748, 935, 1037, 1220, 1342, 1496, 1583, 1870, 2074, 2440, 2684, 3166, 3355, 3740, 4148, 5185, 5368, 6332, 6710, 7480, 7915, 8296, 10370, 11407, 12664, 13420, 15830, 17413, 20740, 22814, 26840, 26911, 31660, 34826, 41480, 45628, 53822, 57035, 63320, 69652, 87065, 91256, 96563, 107644, 114070, 134555, 139304, 174130, 193126, 215288, 228140, 269110, 296021, 348260, 386252, 456280, 482815, 538220, 592042, 696520, 772504, 965630, 1062193, 1076440, 1184084, 1480105, 1641571, 1931260, 2124386, 2368168, 2960210, 3283142, 3862520, 4248772, 5310965, 5920420, 6566284, 8207855, 8497544, 10621930, 11840840, 13132568, 16415710, 18057281, 21243860, 32831420, 36114562, 42487720, 65662840, 72229124, 90286405, 144458248, 180572810, 361145620, 722291240]

約数ペア:

[(1, 722291240), (2, 361145620), (4, 180572810), (5, 144458248), (8, 90286405), (10, 72229124), (11, 65662840), (17, 42487720), (20, 36114562), (22, 32831420), (34, 21243860), (40, 18057281), (44, 16415710), (55, 13132568), (61, 11840840), (68, 10621930), (85, 8497544), (88, 8207855), (110, 6566284), (122, 5920420), (136, 5310965), (170, 4248772), (187, 3862520), (220, 3283142), (244, 2960210), (305, 2368168), (340, 2124386), (374, 1931260), (440, 1641571), (488, 1480105), (610, 1184084), (671, 1076440), (680, 1062193), (748, 965630), (935, 772504), (1037, 696520), (1220, 592042), (1342, 538220), (1496, 482815), (1583, 456280), (1870, 386252), (2074, 348260), (2440, 296021), (2684, 269110), (3166, 228140), (3355, 215288), (3740, 193126), (4148, 174130), (5185, 139304), (5368, 134555), (6332, 114070), (6710, 107644), (7480, 96563), (7915, 91256), (8296, 87065), (10370, 69652), (11407, 63320), (12664, 57035), (13420, 53822), (15830, 45628), (17413, 41480), (20740, 34826), (22814, 31660), (26840, 26911)]