18354920360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{15199}}^1$

素因数の和:15463

約数の個数: 128

約数和(自身を含む): 49904640000

約数和(自身を除く): 31549719640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 227, 266, 280, 380, 454, 532, 665, 760, 908, 1064, 1135, 1330, 1589, 1816, 2270, 2660, 3178, 4313, 4540, 5320, 6356, 7945, 8626, 9080, 12712, 15199, 15890, 17252, 21565, 30191, 30398, 31780, 34504, 43130, 60382, 60796, 63560, 75995, 86260, 106393, 120764, 121592, 150955, 151990, 172520, 212786, 241528, 288781, 301910, 303980, 425572, 531965, 577562, 603820, 607960, 851144, 1063930, 1155124, 1207640, 1443905, 2021467, 2127860, 2310248, 2887810, 3450173, 4042934, 4255720, 5775620, 6900346, 8085868, 10107335, 11551240, 13800692, 16171736, 17250865, 20214670, 24151211, 27601384, 34501730, 40429340, 48302422, 65553287, 69003460, 80858680, 96604844, 120756055, 131106574, 138006920, 193209688, 241512110, 262213148, 327766435, 458873009, 483024220, 524426296, 655532870, 917746018, 966048440, 1311065740, 1835492036, 2294365045, 2622131480, 3670984072, 4588730090, 9177460180, 18354920360]

約数ペア:

[(1, 18354920360), (2, 9177460180), (4, 4588730090), (5, 3670984072), (7, 2622131480), (8, 2294365045), (10, 1835492036), (14, 1311065740), (19, 966048440), (20, 917746018), (28, 655532870), (35, 524426296), (38, 483024220), (40, 458873009), (56, 327766435), (70, 262213148), (76, 241512110), (95, 193209688), (133, 138006920), (140, 131106574), (152, 120756055), (190, 96604844), (227, 80858680), (266, 69003460), (280, 65553287), (380, 48302422), (454, 40429340), (532, 34501730), (665, 27601384), (760, 24151211), (908, 20214670), (1064, 17250865), (1135, 16171736), (1330, 13800692), (1589, 11551240), (1816, 10107335), (2270, 8085868), (2660, 6900346), (3178, 5775620), (4313, 4255720), (4540, 4042934), (5320, 3450173), (6356, 2887810), (7945, 2310248), (8626, 2127860), (9080, 2021467), (12712, 1443905), (15199, 1207640), (15890, 1155124), (17252, 1063930), (21565, 851144), (30191, 607960), (30398, 603820), (31780, 577562), (34504, 531965), (43130, 425572), (60382, 303980), (60796, 301910), (63560, 288781), (75995, 241528), (86260, 212786), (106393, 172520), (120764, 151990), (121592, 150955)]