220173590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{773}}^1$

素因数の和:1113

約数の個数: 64

約数和(自身を含む): 489960576

約数和(自身を除く): 269786986

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 313, 455, 626, 773, 910, 1546, 1565, 2191, 3130, 3865, 4069, 4382, 5411, 7730, 8138, 10049, 10822, 10955, 20098, 20345, 21910, 27055, 28483, 40690, 50245, 54110, 56966, 70343, 100490, 140686, 142415, 241949, 284830, 351715, 483898, 703430, 1209745, 1693643, 2419490, 3145337, 3387286, 6290674, 8468215, 15726685, 16936430, 22017359, 31453370, 44034718, 110086795, 220173590]

約数ペア:

[(1, 220173590), (2, 110086795), (5, 44034718), (7, 31453370), (10, 22017359), (13, 16936430), (14, 15726685), (26, 8468215), (35, 6290674), (65, 3387286), (70, 3145337), (91, 2419490), (130, 1693643), (182, 1209745), (313, 703430), (455, 483898), (626, 351715), (773, 284830), (910, 241949), (1546, 142415), (1565, 140686), (2191, 100490), (3130, 70343), (3865, 56966), (4069, 54110), (4382, 50245), (5411, 40690), (7730, 28483), (8138, 27055), (10049, 21910), (10822, 20345), (10955, 20098)]