280290720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4201}}^1$

素因数の和:4358

約数の個数: 96

約数和(自身を含む): 889479360

約数和(自身を除く): 609188640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 139, 160, 240, 278, 417, 480, 556, 695, 834, 1112, 1390, 1668, 2085, 2224, 2780, 3336, 4170, 4201, 4448, 5560, 6672, 8340, 8402, 11120, 12603, 13344, 16680, 16804, 21005, 22240, 25206, 33360, 33608, 42010, 50412, 63015, 66720, 67216, 84020, 100824, 126030, 134432, 168040, 201648, 252060, 336080, 403296, 504120, 583939, 672160, 1008240, 1167878, 1751817, 2016480, 2335756, 2919695, 3503634, 4671512, 5839390, 7007268, 8759085, 9343024, 11678780, 14014536, 17518170, 18686048, 23357560, 28029072, 35036340, 46715120, 56058144, 70072680, 93430240, 140145360, 280290720]

約数ペア:

[(1, 280290720), (2, 140145360), (3, 93430240), (4, 70072680), (5, 56058144), (6, 46715120), (8, 35036340), (10, 28029072), (12, 23357560), (15, 18686048), (16, 17518170), (20, 14014536), (24, 11678780), (30, 9343024), (32, 8759085), (40, 7007268), (48, 5839390), (60, 4671512), (80, 3503634), (96, 2919695), (120, 2335756), (139, 2016480), (160, 1751817), (240, 1167878), (278, 1008240), (417, 672160), (480, 583939), (556, 504120), (695, 403296), (834, 336080), (1112, 252060), (1390, 201648), (1668, 168040), (2085, 134432), (2224, 126030), (2780, 100824), (3336, 84020), (4170, 67216), (4201, 66720), (4448, 63015), (5560, 50412), (6672, 42010), (8340, 33608), (8402, 33360), (11120, 25206), (12603, 22240), (13344, 21005), (16680, 16804)]