2440530

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:173

約数の個数: 80

約数和(自身を含む): 6899904

約数和(自身を除く): 4459374

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 81, 90, 115, 131, 135, 138, 162, 207, 230, 262, 270, 345, 393, 405, 414, 621, 655, 690, 786, 810, 1035, 1179, 1242, 1310, 1863, 1965, 2070, 2358, 3013, 3105, 3537, 3726, 3930, 5895, 6026, 6210, 7074, 9039, 9315, 10611, 11790, 15065, 17685, 18078, 18630, 21222, 27117, 30130, 35370, 45195, 53055, 54234, 81351, 90390, 106110, 135585, 162702, 244053, 271170, 406755, 488106, 813510, 1220265, 2440530]

約数ペア:

[(1, 2440530), (2, 1220265), (3, 813510), (5, 488106), (6, 406755), (9, 271170), (10, 244053), (15, 162702), (18, 135585), (23, 106110), (27, 90390), (30, 81351), (45, 54234), (46, 53055), (54, 45195), (69, 35370), (81, 30130), (90, 27117), (115, 21222), (131, 18630), (135, 18078), (138, 17685), (162, 15065), (207, 11790), (230, 10611), (262, 9315), (270, 9039), (345, 7074), (393, 6210), (405, 6026), (414, 5895), (621, 3930), (655, 3726), (690, 3537), (786, 3105), (810, 3013), (1035, 2358), (1179, 2070), (1242, 1965), (1310, 1863)]