155640970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{601}}^1$

素因数の和:703

約数の個数: 64

約数和(自身を含む): 312076800

約数和(自身を除く): 156435830

約数列:

[1, 2, 5, 10, 19, 29, 38, 47, 58, 94, 95, 145, 190, 235, 290, 470, 551, 601, 893, 1102, 1202, 1363, 1786, 2726, 2755, 3005, 4465, 5510, 6010, 6815, 8930, 11419, 13630, 17429, 22838, 25897, 28247, 34858, 51794, 56494, 57095, 87145, 114190, 129485, 141235, 174290, 258970, 282470, 331151, 536693, 662302, 819163, 1073386, 1638326, 1655755, 2683465, 3311510, 4095815, 5366930, 8191630, 15564097, 31128194, 77820485, 155640970]

約数ペア:

[(1, 155640970), (2, 77820485), (5, 31128194), (10, 15564097), (19, 8191630), (29, 5366930), (38, 4095815), (47, 3311510), (58, 2683465), (94, 1655755), (95, 1638326), (145, 1073386), (190, 819163), (235, 662302), (290, 536693), (470, 331151), (551, 282470), (601, 258970), (893, 174290), (1102, 141235), (1202, 129485), (1363, 114190), (1786, 87145), (2726, 57095), (2755, 56494), (3005, 51794), (4465, 34858), (5510, 28247), (6010, 25897), (6815, 22838), (8930, 17429), (11419, 13630)]