620921520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{45389}}^1$

素因数の和:45427

約数の個数: 120

約数和(自身を含む): 2195060400

約数和(自身を除く): 1574138880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2280, 2736, 3420, 4560, 6840, 13680, 45389, 90778, 136167, 181556, 226945, 272334, 363112, 408501, 453890, 544668, 680835, 726224, 817002, 862391, 907780, 1089336, 1361670, 1634004, 1724782, 1815560, 2042505, 2178672, 2587173, 2723340, 3268008, 3449564, 3631120, 4085010, 4311955, 5174346, 5446680, 6536016, 6899128, 7761519, 8170020, 8623910, 10348692, 10893360, 12935865, 13798256, 15523038, 16340040, 17247820, 20697384, 25871730, 31046076, 32680080, 34495640, 38807595, 41394768, 51743460, 62092152, 68991280, 77615190, 103486920, 124184304, 155230380, 206973840, 310460760, 620921520]

約数ペア:

[(1, 620921520), (2, 310460760), (3, 206973840), (4, 155230380), (5, 124184304), (6, 103486920), (8, 77615190), (9, 68991280), (10, 62092152), (12, 51743460), (15, 41394768), (16, 38807595), (18, 34495640), (19, 32680080), (20, 31046076), (24, 25871730), (30, 20697384), (36, 17247820), (38, 16340040), (40, 15523038), (45, 13798256), (48, 12935865), (57, 10893360), (60, 10348692), (72, 8623910), (76, 8170020), (80, 7761519), (90, 6899128), (95, 6536016), (114, 5446680), (120, 5174346), (144, 4311955), (152, 4085010), (171, 3631120), (180, 3449564), (190, 3268008), (228, 2723340), (240, 2587173), (285, 2178672), (304, 2042505), (342, 1815560), (360, 1724782), (380, 1634004), (456, 1361670), (570, 1089336), (684, 907780), (720, 862391), (760, 817002), (855, 726224), (912, 680835), (1140, 544668), (1368, 453890), (1520, 408501), (1710, 363112), (2280, 272334), (2736, 226945), (3420, 181556), (4560, 136167), (6840, 90778), (13680, 45389)]