72315780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{17989}}^1$

素因数の和:18068

約数の個数: 48

約数和(自身を含む): 205517760

約数和(自身を除く): 133201980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 804, 1005, 1340, 2010, 4020, 17989, 35978, 53967, 71956, 89945, 107934, 179890, 215868, 269835, 359780, 539670, 1079340, 1205263, 2410526, 3615789, 4821052, 6026315, 7231578, 12052630, 14463156, 18078945, 24105260, 36157890, 72315780]

約数ペア:

[(1, 72315780), (2, 36157890), (3, 24105260), (4, 18078945), (5, 14463156), (6, 12052630), (10, 7231578), (12, 6026315), (15, 4821052), (20, 3615789), (30, 2410526), (60, 1205263), (67, 1079340), (134, 539670), (201, 359780), (268, 269835), (335, 215868), (402, 179890), (670, 107934), (804, 89945), (1005, 71956), (1340, 53967), (2010, 35978), (4020, 17989)]