71208240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{563}}^1$

素因数の和:627

約数の個数: 160

約数和(自身を含む): 241698816

約数和(自身を除く): 170490576

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 31, 34, 40, 48, 51, 60, 62, 68, 80, 85, 93, 102, 120, 124, 136, 155, 170, 186, 204, 240, 248, 255, 272, 310, 340, 372, 408, 465, 496, 510, 527, 563, 620, 680, 744, 816, 930, 1020, 1054, 1126, 1240, 1360, 1488, 1581, 1689, 1860, 2040, 2108, 2252, 2480, 2635, 2815, 3162, 3378, 3720, 4080, 4216, 4504, 5270, 5630, 6324, 6756, 7440, 7905, 8432, 8445, 9008, 9571, 10540, 11260, 12648, 13512, 15810, 16890, 17453, 19142, 21080, 22520, 25296, 27024, 28713, 31620, 33780, 34906, 38284, 42160, 45040, 47855, 52359, 57426, 63240, 67560, 69812, 76568, 87265, 95710, 104718, 114852, 126480, 135120, 139624, 143565, 153136, 174530, 191420, 209436, 229704, 261795, 279248, 287130, 296701, 349060, 382840, 418872, 459408, 523590, 574260, 593402, 698120, 765680, 837744, 890103, 1047180, 1148520, 1186804, 1396240, 1483505, 1780206, 2094360, 2297040, 2373608, 2967010, 3560412, 4188720, 4450515, 4747216, 5934020, 7120824, 8901030, 11868040, 14241648, 17802060, 23736080, 35604120, 71208240]

約数ペア:

[(1, 71208240), (2, 35604120), (3, 23736080), (4, 17802060), (5, 14241648), (6, 11868040), (8, 8901030), (10, 7120824), (12, 5934020), (15, 4747216), (16, 4450515), (17, 4188720), (20, 3560412), (24, 2967010), (30, 2373608), (31, 2297040), (34, 2094360), (40, 1780206), (48, 1483505), (51, 1396240), (60, 1186804), (62, 1148520), (68, 1047180), (80, 890103), (85, 837744), (93, 765680), (102, 698120), (120, 593402), (124, 574260), (136, 523590), (155, 459408), (170, 418872), (186, 382840), (204, 349060), (240, 296701), (248, 287130), (255, 279248), (272, 261795), (310, 229704), (340, 209436), (372, 191420), (408, 174530), (465, 153136), (496, 143565), (510, 139624), (527, 135120), (563, 126480), (620, 114852), (680, 104718), (744, 95710), (816, 87265), (930, 76568), (1020, 69812), (1054, 67560), (1126, 63240), (1240, 57426), (1360, 52359), (1488, 47855), (1581, 45040), (1689, 42160), (1860, 38284), (2040, 34906), (2108, 33780), (2252, 31620), (2480, 28713), (2635, 27024), (2815, 25296), (3162, 22520), (3378, 21080), (3720, 19142), (4080, 17453), (4216, 16890), (4504, 15810), (5270, 13512), (5630, 12648), (6324, 11260), (6756, 10540), (7440, 9571), (7905, 9008), (8432, 8445)]