131119380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5477}}^1$

素因数の和:5518

約数の個数: 144

約数和(自身を含む): 478558080

約数和(自身を除く): 347438700

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 2394, 2660, 3420, 3990, 4788, 5477, 5985, 7980, 10954, 11970, 16431, 21908, 23940, 27385, 32862, 38339, 49293, 54770, 65724, 76678, 82155, 98586, 104063, 109540, 115017, 153356, 164310, 191695, 197172, 208126, 230034, 246465, 312189, 328620, 345051, 383390, 416252, 460068, 492930, 520315, 575085, 624378, 690102, 728441, 766780, 936567, 985860, 1040630, 1150170, 1248756, 1380204, 1456882, 1560945, 1725255, 1873134, 2081260, 2185323, 2300340, 2913764, 3121890, 3450510, 3642205, 3746268, 4370646, 4682835, 6243780, 6555969, 6901020, 7284410, 8741292, 9365670, 10926615, 13111938, 14568820, 18731340, 21853230, 26223876, 32779845, 43706460, 65559690, 131119380]

約数ペア:

[(1, 131119380), (2, 65559690), (3, 43706460), (4, 32779845), (5, 26223876), (6, 21853230), (7, 18731340), (9, 14568820), (10, 13111938), (12, 10926615), (14, 9365670), (15, 8741292), (18, 7284410), (19, 6901020), (20, 6555969), (21, 6243780), (28, 4682835), (30, 4370646), (35, 3746268), (36, 3642205), (38, 3450510), (42, 3121890), (45, 2913764), (57, 2300340), (60, 2185323), (63, 2081260), (70, 1873134), (76, 1725255), (84, 1560945), (90, 1456882), (95, 1380204), (105, 1248756), (114, 1150170), (126, 1040630), (133, 985860), (140, 936567), (171, 766780), (180, 728441), (190, 690102), (210, 624378), (228, 575085), (252, 520315), (266, 492930), (285, 460068), (315, 416252), (342, 383390), (380, 345051), (399, 328620), (420, 312189), (532, 246465), (570, 230034), (630, 208126), (665, 197172), (684, 191695), (798, 164310), (855, 153356), (1140, 115017), (1197, 109540), (1260, 104063), (1330, 98586), (1596, 82155), (1710, 76678), (1995, 65724), (2394, 54770), (2660, 49293), (3420, 38339), (3990, 32862), (4788, 27385), (5477, 23940), (5985, 21908), (7980, 16431), (10954, 11970)]