726172980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{930991}}^1$

素因数の和:931016

約数の個数: 48

約数和(自身を含む): 2189693184

約数和(自身を除く): 1463520204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 930991, 1861982, 2792973, 3723964, 4654955, 5585946, 9309910, 11171892, 12102883, 13964865, 18619820, 24205766, 27929730, 36308649, 48411532, 55859460, 60514415, 72617298, 121028830, 145234596, 181543245, 242057660, 363086490, 726172980]

約数ペア:

[(1, 726172980), (2, 363086490), (3, 242057660), (4, 181543245), (5, 145234596), (6, 121028830), (10, 72617298), (12, 60514415), (13, 55859460), (15, 48411532), (20, 36308649), (26, 27929730), (30, 24205766), (39, 18619820), (52, 13964865), (60, 12102883), (65, 11171892), (78, 9309910), (130, 5585946), (156, 4654955), (195, 3723964), (260, 2792973), (390, 1861982), (780, 930991)]