187859690

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{829}}^1$

素因数の和:927

約数の個数: 64

約数和(自身を含む): 378639360

約数和(自身を除く): 190779670

約数列:

[1, 2, 5, 10, 17, 31, 34, 43, 62, 85, 86, 155, 170, 215, 310, 430, 527, 731, 829, 1054, 1333, 1462, 1658, 2635, 2666, 3655, 4145, 5270, 6665, 7310, 8290, 13330, 14093, 22661, 25699, 28186, 35647, 45322, 51398, 70465, 71294, 113305, 128495, 140930, 178235, 226610, 256990, 356470, 436883, 605999, 873766, 1105057, 1211998, 2184415, 2210114, 3029995, 4368830, 5525285, 6059990, 11050570, 18785969, 37571938, 93929845, 187859690]

約数ペア:

[(1, 187859690), (2, 93929845), (5, 37571938), (10, 18785969), (17, 11050570), (31, 6059990), (34, 5525285), (43, 4368830), (62, 3029995), (85, 2210114), (86, 2184415), (155, 1211998), (170, 1105057), (215, 873766), (310, 605999), (430, 436883), (527, 356470), (731, 256990), (829, 226610), (1054, 178235), (1333, 140930), (1462, 128495), (1658, 113305), (2635, 71294), (2666, 70465), (3655, 51398), (4145, 45322), (5270, 35647), (6665, 28186), (7310, 25699), (8290, 22661), (13330, 14093)]