31255440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4201}}^1$

素因数の和:4248

約数の個数: 80

約数和(自身を含む): 100041216

約数和(自身を除く): 68785776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 4201, 7440, 8402, 12603, 16804, 21005, 25206, 33608, 42010, 50412, 63015, 67216, 84020, 100824, 126030, 130231, 168040, 201648, 252060, 260462, 336080, 390693, 504120, 520924, 651155, 781386, 1008240, 1041848, 1302310, 1562772, 1953465, 2083696, 2604620, 3125544, 3906930, 5209240, 6251088, 7813860, 10418480, 15627720, 31255440]

約数ペア:

[(1, 31255440), (2, 15627720), (3, 10418480), (4, 7813860), (5, 6251088), (6, 5209240), (8, 3906930), (10, 3125544), (12, 2604620), (15, 2083696), (16, 1953465), (20, 1562772), (24, 1302310), (30, 1041848), (31, 1008240), (40, 781386), (48, 651155), (60, 520924), (62, 504120), (80, 390693), (93, 336080), (120, 260462), (124, 252060), (155, 201648), (186, 168040), (240, 130231), (248, 126030), (310, 100824), (372, 84020), (465, 67216), (496, 63015), (620, 50412), (744, 42010), (930, 33608), (1240, 25206), (1488, 21005), (1860, 16804), (2480, 12603), (3720, 8402), (4201, 7440)]