155914920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{61871}}^1$

素因数の和:61895

約数の個数: 96

約数和(自身を含む): 579121920

約数和(自身を除く): 423207000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 61871, 123742, 185613, 247484, 309355, 371226, 433097, 494968, 556839, 618710, 742452, 866194, 928065, 1113678, 1237420, 1299291, 1484904, 1732388, 1856130, 2165485, 2227356, 2474840, 2598582, 2784195, 3464776, 3712260, 3897873, 4330970, 4454712, 5197164, 5568390, 6496455, 7424520, 7795746, 8661940, 10394328, 11136780, 12992910, 15591492, 17323880, 19489365, 22273560, 25985820, 31182984, 38978730, 51971640, 77957460, 155914920]

約数ペア:

[(1, 155914920), (2, 77957460), (3, 51971640), (4, 38978730), (5, 31182984), (6, 25985820), (7, 22273560), (8, 19489365), (9, 17323880), (10, 15591492), (12, 12992910), (14, 11136780), (15, 10394328), (18, 8661940), (20, 7795746), (21, 7424520), (24, 6496455), (28, 5568390), (30, 5197164), (35, 4454712), (36, 4330970), (40, 3897873), (42, 3712260), (45, 3464776), (56, 2784195), (60, 2598582), (63, 2474840), (70, 2227356), (72, 2165485), (84, 1856130), (90, 1732388), (105, 1484904), (120, 1299291), (126, 1237420), (140, 1113678), (168, 928065), (180, 866194), (210, 742452), (252, 618710), (280, 556839), (315, 494968), (360, 433097), (420, 371226), (504, 309355), (630, 247484), (840, 185613), (1260, 123742), (2520, 61871)]