311915070

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:447

約数の個数: 128

約数和(自身を含む): 862202880

約数和(自身を除く): 550287810

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 53, 54, 71, 90, 106, 135, 142, 159, 213, 265, 270, 307, 318, 355, 426, 477, 530, 614, 639, 710, 795, 921, 954, 1065, 1278, 1431, 1535, 1590, 1842, 1917, 2130, 2385, 2763, 2862, 3070, 3195, 3763, 3834, 4605, 4770, 5526, 6390, 7155, 7526, 8289, 9210, 9585, 11289, 13815, 14310, 16271, 16578, 18815, 19170, 21797, 22578, 27630, 32542, 33867, 37630, 41445, 43594, 48813, 56445, 65391, 67734, 81355, 82890, 97626, 101601, 108985, 112890, 130782, 146439, 162710, 169335, 196173, 203202, 217970, 244065, 292878, 326955, 338670, 392346, 439317, 488130, 508005, 588519, 653910, 732195, 878634, 980865, 1016010, 1155241, 1177038, 1464390, 1961730, 2196585, 2310482, 2942595, 3465723, 4393170, 5776205, 5885190, 6931446, 10397169, 11552410, 17328615, 20794338, 31191507, 34657230, 51985845, 62383014, 103971690, 155957535, 311915070]

約数ペア:

[(1, 311915070), (2, 155957535), (3, 103971690), (5, 62383014), (6, 51985845), (9, 34657230), (10, 31191507), (15, 20794338), (18, 17328615), (27, 11552410), (30, 10397169), (45, 6931446), (53, 5885190), (54, 5776205), (71, 4393170), (90, 3465723), (106, 2942595), (135, 2310482), (142, 2196585), (159, 1961730), (213, 1464390), (265, 1177038), (270, 1155241), (307, 1016010), (318, 980865), (355, 878634), (426, 732195), (477, 653910), (530, 588519), (614, 508005), (639, 488130), (710, 439317), (795, 392346), (921, 338670), (954, 326955), (1065, 292878), (1278, 244065), (1431, 217970), (1535, 203202), (1590, 196173), (1842, 169335), (1917, 162710), (2130, 146439), (2385, 130782), (2763, 112890), (2862, 108985), (3070, 101601), (3195, 97626), (3763, 82890), (3834, 81355), (4605, 67734), (4770, 65391), (5526, 56445), (6390, 48813), (7155, 43594), (7526, 41445), (8289, 37630), (9210, 33867), (9585, 32542), (11289, 27630), (13815, 22578), (14310, 21797), (16271, 19170), (16578, 18815)]