78753564

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{419}}^1$

素因数の和:679

約数の個数: 72

約数和(自身を含む): 209139840

約数和(自身を除く): 130386276

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 227, 276, 414, 419, 454, 681, 828, 838, 908, 1257, 1362, 1676, 2043, 2514, 2724, 3771, 4086, 5028, 5221, 7542, 8172, 9637, 10442, 15084, 15663, 19274, 20884, 28911, 31326, 38548, 46989, 57822, 62652, 86733, 93978, 95113, 115644, 173466, 187956, 190226, 285339, 346932, 380452, 570678, 856017, 1141356, 1712034, 2187599, 3424068, 4375198, 6562797, 8750396, 13125594, 19688391, 26251188, 39376782, 78753564]

約数ペア:

[(1, 78753564), (2, 39376782), (3, 26251188), (4, 19688391), (6, 13125594), (9, 8750396), (12, 6562797), (18, 4375198), (23, 3424068), (36, 2187599), (46, 1712034), (69, 1141356), (92, 856017), (138, 570678), (207, 380452), (227, 346932), (276, 285339), (414, 190226), (419, 187956), (454, 173466), (681, 115644), (828, 95113), (838, 93978), (908, 86733), (1257, 62652), (1362, 57822), (1676, 46989), (2043, 38548), (2514, 31326), (2724, 28911), (3771, 20884), (4086, 19274), (5028, 15663), (5221, 15084), (7542, 10442), (8172, 9637)]