158006380

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{743}}^1$

素因数の和:804

約数の個数: 96

約数和(自身を含む): 399974400

約数和(自身を除く): 241968020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 124, 140, 155, 196, 217, 245, 310, 343, 434, 490, 620, 686, 743, 868, 980, 1085, 1372, 1486, 1519, 1715, 2170, 2972, 3038, 3430, 3715, 4340, 5201, 6076, 6860, 7430, 7595, 10402, 10633, 14860, 15190, 20804, 21266, 23033, 26005, 30380, 36407, 42532, 46066, 52010, 53165, 72814, 92132, 104020, 106330, 115165, 145628, 161231, 182035, 212660, 230330, 254849, 322462, 364070, 460660, 509698, 644924, 728140, 806155, 1019396, 1128617, 1274245, 1612310, 2257234, 2548490, 3224620, 4514468, 5096980, 5643085, 7900319, 11286170, 15800638, 22572340, 31601276, 39501595, 79003190, 158006380]

約数ペア:

[(1, 158006380), (2, 79003190), (4, 39501595), (5, 31601276), (7, 22572340), (10, 15800638), (14, 11286170), (20, 7900319), (28, 5643085), (31, 5096980), (35, 4514468), (49, 3224620), (62, 2548490), (70, 2257234), (98, 1612310), (124, 1274245), (140, 1128617), (155, 1019396), (196, 806155), (217, 728140), (245, 644924), (310, 509698), (343, 460660), (434, 364070), (490, 322462), (620, 254849), (686, 230330), (743, 212660), (868, 182035), (980, 161231), (1085, 145628), (1372, 115165), (1486, 106330), (1519, 104020), (1715, 92132), (2170, 72814), (2972, 53165), (3038, 52010), (3430, 46066), (3715, 42532), (4340, 36407), (5201, 30380), (6076, 26005), (6860, 23033), (7430, 21266), (7595, 20804), (10402, 15190), (10633, 14860)]