2631690

素因数分解:

$2^1\times 3^6\times 5^1\times {\mathrm{19}}^2$

素因数の和:63

約数の個数: 84

約数和(自身を含む): 7495794

約数和(自身を除く): 4864104

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 81, 90, 95, 114, 135, 162, 171, 190, 243, 270, 285, 342, 361, 405, 486, 513, 570, 722, 729, 810, 855, 1026, 1083, 1215, 1458, 1539, 1710, 1805, 2166, 2430, 2565, 3078, 3249, 3610, 3645, 4617, 5130, 5415, 6498, 7290, 7695, 9234, 9747, 10830, 13851, 15390, 16245, 19494, 23085, 27702, 29241, 32490, 46170, 48735, 58482, 69255, 87723, 97470, 138510, 146205, 175446, 263169, 292410, 438615, 526338, 877230, 1315845, 2631690]

約数ペア:

[(1, 2631690), (2, 1315845), (3, 877230), (5, 526338), (6, 438615), (9, 292410), (10, 263169), (15, 175446), (18, 146205), (19, 138510), (27, 97470), (30, 87723), (38, 69255), (45, 58482), (54, 48735), (57, 46170), (81, 32490), (90, 29241), (95, 27702), (114, 23085), (135, 19494), (162, 16245), (171, 15390), (190, 13851), (243, 10830), (270, 9747), (285, 9234), (342, 7695), (361, 7290), (405, 6498), (486, 5415), (513, 5130), (570, 4617), (722, 3645), (729, 3610), (810, 3249), (855, 3078), (1026, 2565), (1083, 2430), (1215, 2166), (1458, 1805), (1539, 1710)]