30502680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19553}}^1$

素因数の和:19580

約数の個数: 64

約数和(自身を含む): 98552160

約数和(自身を除く): 68049480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 19553, 39106, 58659, 78212, 97765, 117318, 156424, 195530, 234636, 254189, 293295, 391060, 469272, 508378, 586590, 762567, 782120, 1016756, 1173180, 1270945, 1525134, 2033512, 2346360, 2541890, 3050268, 3812835, 5083780, 6100536, 7625670, 10167560, 15251340, 30502680]

約数ペア:

[(1, 30502680), (2, 15251340), (3, 10167560), (4, 7625670), (5, 6100536), (6, 5083780), (8, 3812835), (10, 3050268), (12, 2541890), (13, 2346360), (15, 2033512), (20, 1525134), (24, 1270945), (26, 1173180), (30, 1016756), (39, 782120), (40, 762567), (52, 586590), (60, 508378), (65, 469272), (78, 391060), (104, 293295), (120, 254189), (130, 234636), (156, 195530), (195, 156424), (260, 117318), (312, 97765), (390, 78212), (520, 58659), (780, 39106), (1560, 19553)]