247348380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1873}}^1$

素因数の和:1987

約数の個数: 96

約数和(自身を含む): 725372928

約数和(自身を除く): 478024548

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 71, 93, 124, 142, 155, 186, 213, 284, 310, 355, 372, 426, 465, 620, 710, 852, 930, 1065, 1420, 1860, 1873, 2130, 2201, 3746, 4260, 4402, 5619, 6603, 7492, 8804, 9365, 11005, 11238, 13206, 18730, 22010, 22476, 26412, 28095, 33015, 37460, 44020, 56190, 58063, 66030, 112380, 116126, 132060, 132983, 174189, 232252, 265966, 290315, 348378, 398949, 531932, 580630, 664915, 696756, 797898, 870945, 1161260, 1329830, 1595796, 1741890, 1994745, 2659660, 3483780, 3989490, 4122473, 7978980, 8244946, 12367419, 16489892, 20612365, 24734838, 41224730, 49469676, 61837095, 82449460, 123674190, 247348380]

約数ペア:

[(1, 247348380), (2, 123674190), (3, 82449460), (4, 61837095), (5, 49469676), (6, 41224730), (10, 24734838), (12, 20612365), (15, 16489892), (20, 12367419), (30, 8244946), (31, 7978980), (60, 4122473), (62, 3989490), (71, 3483780), (93, 2659660), (124, 1994745), (142, 1741890), (155, 1595796), (186, 1329830), (213, 1161260), (284, 870945), (310, 797898), (355, 696756), (372, 664915), (426, 580630), (465, 531932), (620, 398949), (710, 348378), (852, 290315), (930, 265966), (1065, 232252), (1420, 174189), (1860, 132983), (1873, 132060), (2130, 116126), (2201, 112380), (3746, 66030), (4260, 58063), (4402, 56190), (5619, 44020), (6603, 37460), (7492, 33015), (8804, 28095), (9365, 26412), (11005, 22476), (11238, 22010), (13206, 18730)]