311538060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1283}}^1$

素因数の和:1388

約数の個数: 144

約数和(自身を含む): 1009532160

約数和(自身を除く): 697994100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 71, 76, 90, 95, 114, 142, 171, 180, 190, 213, 228, 284, 285, 342, 355, 380, 426, 570, 639, 684, 710, 852, 855, 1065, 1140, 1278, 1283, 1349, 1420, 1710, 2130, 2556, 2566, 2698, 3195, 3420, 3849, 4047, 4260, 5132, 5396, 6390, 6415, 6745, 7698, 8094, 11547, 12141, 12780, 12830, 13490, 15396, 16188, 19245, 20235, 23094, 24282, 24377, 25660, 26980, 38490, 40470, 46188, 48564, 48754, 57735, 60705, 73131, 76980, 80940, 91093, 97508, 115470, 121410, 121885, 146262, 182186, 219393, 230940, 242820, 243770, 273279, 292524, 364372, 365655, 438786, 455465, 487540, 546558, 731310, 819837, 877572, 910930, 1093116, 1096965, 1366395, 1462620, 1639674, 1730767, 1821860, 2193930, 2732790, 3279348, 3461534, 4099185, 4387860, 5192301, 5465580, 6923068, 8198370, 8653835, 10384602, 15576903, 16396740, 17307670, 20769204, 25961505, 31153806, 34615340, 51923010, 62307612, 77884515, 103846020, 155769030, 311538060]

約数ペア:

[(1, 311538060), (2, 155769030), (3, 103846020), (4, 77884515), (5, 62307612), (6, 51923010), (9, 34615340), (10, 31153806), (12, 25961505), (15, 20769204), (18, 17307670), (19, 16396740), (20, 15576903), (30, 10384602), (36, 8653835), (38, 8198370), (45, 6923068), (57, 5465580), (60, 5192301), (71, 4387860), (76, 4099185), (90, 3461534), (95, 3279348), (114, 2732790), (142, 2193930), (171, 1821860), (180, 1730767), (190, 1639674), (213, 1462620), (228, 1366395), (284, 1096965), (285, 1093116), (342, 910930), (355, 877572), (380, 819837), (426, 731310), (570, 546558), (639, 487540), (684, 455465), (710, 438786), (852, 365655), (855, 364372), (1065, 292524), (1140, 273279), (1278, 243770), (1283, 242820), (1349, 230940), (1420, 219393), (1710, 182186), (2130, 146262), (2556, 121885), (2566, 121410), (2698, 115470), (3195, 97508), (3420, 91093), (3849, 80940), (4047, 76980), (4260, 73131), (5132, 60705), (5396, 57735), (6390, 48754), (6415, 48564), (6745, 46188), (7698, 40470), (8094, 38490), (11547, 26980), (12141, 25660), (12780, 24377), (12830, 24282), (13490, 23094), (15396, 20235), (16188, 19245)]