316511880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{138821}}^1$

素因数の和:138854

約数の個数: 64

約数和(自身を含む): 999518400

約数和(自身を除く): 683006520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 138821, 277642, 416463, 555284, 694105, 832926, 1110568, 1388210, 1665852, 2082315, 2637599, 2776420, 3331704, 4164630, 5275198, 5552840, 7912797, 8329260, 10550396, 13187995, 15825594, 16658520, 21100792, 26375990, 31651188, 39563985, 52751980, 63302376, 79127970, 105503960, 158255940, 316511880]

約数ペア:

[(1, 316511880), (2, 158255940), (3, 105503960), (4, 79127970), (5, 63302376), (6, 52751980), (8, 39563985), (10, 31651188), (12, 26375990), (15, 21100792), (19, 16658520), (20, 15825594), (24, 13187995), (30, 10550396), (38, 8329260), (40, 7912797), (57, 5552840), (60, 5275198), (76, 4164630), (95, 3331704), (114, 2776420), (120, 2637599), (152, 2082315), (190, 1665852), (228, 1388210), (285, 1110568), (380, 832926), (456, 694105), (570, 555284), (760, 416463), (1140, 277642), (2280, 138821)]