277577460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{81163}}^1$

素因数の和:81197

約数の個数: 72

約数和(自身を含む): 886310880

約数和(自身を除く): 608733420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 81163, 162326, 243489, 324652, 405815, 486978, 730467, 811630, 973956, 1217445, 1460934, 1542097, 1623260, 2434890, 2921868, 3084194, 3652335, 4626291, 4869780, 6168388, 7304670, 7710485, 9252582, 13878873, 14609340, 15420970, 18505164, 23131455, 27757746, 30841940, 46262910, 55515492, 69394365, 92525820, 138788730, 277577460]

約数ペア:

[(1, 277577460), (2, 138788730), (3, 92525820), (4, 69394365), (5, 55515492), (6, 46262910), (9, 30841940), (10, 27757746), (12, 23131455), (15, 18505164), (18, 15420970), (19, 14609340), (20, 13878873), (30, 9252582), (36, 7710485), (38, 7304670), (45, 6168388), (57, 4869780), (60, 4626291), (76, 3652335), (90, 3084194), (95, 2921868), (114, 2434890), (171, 1623260), (180, 1542097), (190, 1460934), (228, 1217445), (285, 973956), (342, 811630), (380, 730467), (570, 486978), (684, 405815), (855, 324652), (1140, 243489), (1710, 162326), (3420, 81163)]