279419220

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{173}}^1\times {\mathrm{997}}^1$

素因数の和:1191

約数の個数: 120

約数和(自身を含む): 882499464

約数和(自身を除く): 603080244

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 173, 180, 270, 324, 346, 405, 519, 540, 692, 810, 865, 997, 1038, 1557, 1620, 1730, 1994, 2076, 2595, 2991, 3114, 3460, 3988, 4671, 4985, 5190, 5982, 6228, 7785, 8973, 9342, 9970, 10380, 11964, 14013, 14955, 15570, 17946, 18684, 19940, 23355, 26919, 28026, 29910, 31140, 35892, 44865, 46710, 53838, 56052, 59820, 70065, 80757, 89730, 93420, 107676, 134595, 140130, 161514, 172481, 179460, 269190, 280260, 323028, 344962, 403785, 517443, 538380, 689924, 807570, 862405, 1034886, 1552329, 1615140, 1724810, 2069772, 2587215, 3104658, 3449620, 4656987, 5174430, 6209316, 7761645, 9313974, 10348860, 13970961, 15523290, 18627948, 23284935, 27941922, 31046580, 46569870, 55883844, 69854805, 93139740, 139709610, 279419220]

約数ペア:

[(1, 279419220), (2, 139709610), (3, 93139740), (4, 69854805), (5, 55883844), (6, 46569870), (9, 31046580), (10, 27941922), (12, 23284935), (15, 18627948), (18, 15523290), (20, 13970961), (27, 10348860), (30, 9313974), (36, 7761645), (45, 6209316), (54, 5174430), (60, 4656987), (81, 3449620), (90, 3104658), (108, 2587215), (135, 2069772), (162, 1724810), (173, 1615140), (180, 1552329), (270, 1034886), (324, 862405), (346, 807570), (405, 689924), (519, 538380), (540, 517443), (692, 403785), (810, 344962), (865, 323028), (997, 280260), (1038, 269190), (1557, 179460), (1620, 172481), (1730, 161514), (1994, 140130), (2076, 134595), (2595, 107676), (2991, 93420), (3114, 89730), (3460, 80757), (3988, 70065), (4671, 59820), (4985, 56052), (5190, 53838), (5982, 46710), (6228, 44865), (7785, 35892), (8973, 31140), (9342, 29910), (9970, 28026), (10380, 26919), (11964, 23355), (14013, 19940), (14955, 18684), (15570, 17946)]