31308732

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1$

素因数の和:552

約数の個数: 144

約数和(自身を含む): 102735360

約数和(自身を除く): 71426628

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 19, 21, 26, 28, 36, 38, 39, 42, 52, 57, 63, 76, 78, 84, 91, 114, 117, 126, 133, 156, 171, 182, 228, 234, 247, 252, 266, 273, 342, 364, 399, 468, 494, 503, 532, 546, 684, 741, 798, 819, 988, 1006, 1092, 1197, 1482, 1509, 1596, 1638, 1729, 2012, 2223, 2394, 2964, 3018, 3276, 3458, 3521, 4446, 4527, 4788, 5187, 6036, 6539, 6916, 7042, 8892, 9054, 9557, 10374, 10563, 13078, 14084, 15561, 18108, 19114, 19617, 20748, 21126, 26156, 28671, 31122, 31689, 38228, 39234, 42252, 45773, 57342, 58851, 62244, 63378, 66899, 78468, 86013, 91546, 114684, 117702, 124241, 126756, 133798, 137319, 172026, 183092, 200697, 235404, 248482, 267596, 274638, 344052, 372723, 401394, 411957, 496964, 549276, 602091, 745446, 802788, 823914, 869687, 1118169, 1204182, 1490892, 1647828, 1739374, 2236338, 2408364, 2609061, 3478748, 4472676, 5218122, 7827183, 10436244, 15654366, 31308732]

約数ペア:

[(1, 31308732), (2, 15654366), (3, 10436244), (4, 7827183), (6, 5218122), (7, 4472676), (9, 3478748), (12, 2609061), (13, 2408364), (14, 2236338), (18, 1739374), (19, 1647828), (21, 1490892), (26, 1204182), (28, 1118169), (36, 869687), (38, 823914), (39, 802788), (42, 745446), (52, 602091), (57, 549276), (63, 496964), (76, 411957), (78, 401394), (84, 372723), (91, 344052), (114, 274638), (117, 267596), (126, 248482), (133, 235404), (156, 200697), (171, 183092), (182, 172026), (228, 137319), (234, 133798), (247, 126756), (252, 124241), (266, 117702), (273, 114684), (342, 91546), (364, 86013), (399, 78468), (468, 66899), (494, 63378), (503, 62244), (532, 58851), (546, 57342), (684, 45773), (741, 42252), (798, 39234), (819, 38228), (988, 31689), (1006, 31122), (1092, 28671), (1197, 26156), (1482, 21126), (1509, 20748), (1596, 19617), (1638, 19114), (1729, 18108), (2012, 15561), (2223, 14084), (2394, 13078), (2964, 10563), (3018, 10374), (3276, 9557), (3458, 9054), (3521, 8892), (4446, 7042), (4527, 6916), (4788, 6539), (5187, 6036)]