156719628

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{1303}}^1$

素因数の和:1583

約数の個数: 72

約数和(自身を含む): 428614368

約数和(自身を除く): 271894740

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 257, 468, 514, 771, 1028, 1303, 1542, 2313, 2606, 3084, 3341, 3909, 4626, 5212, 6682, 7818, 9252, 10023, 11727, 13364, 15636, 16939, 20046, 23454, 30069, 33878, 40092, 46908, 50817, 60138, 67756, 101634, 120276, 152451, 203268, 304902, 334871, 609804, 669742, 1004613, 1339484, 2009226, 3013839, 4018452, 4353323, 6027678, 8706646, 12055356, 13059969, 17413292, 26119938, 39179907, 52239876, 78359814, 156719628]

約数ペア:

[(1, 156719628), (2, 78359814), (3, 52239876), (4, 39179907), (6, 26119938), (9, 17413292), (12, 13059969), (13, 12055356), (18, 8706646), (26, 6027678), (36, 4353323), (39, 4018452), (52, 3013839), (78, 2009226), (117, 1339484), (156, 1004613), (234, 669742), (257, 609804), (468, 334871), (514, 304902), (771, 203268), (1028, 152451), (1303, 120276), (1542, 101634), (2313, 67756), (2606, 60138), (3084, 50817), (3341, 46908), (3909, 40092), (4626, 33878), (5212, 30069), (6682, 23454), (7818, 20046), (9252, 16939), (10023, 15636), (11727, 13364)]