74718060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:216

約数の個数: 144

約数和(自身を含む): 231060480

約数和(自身を除く): 156342420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 31, 34, 51, 60, 62, 68, 85, 93, 102, 124, 139, 155, 170, 186, 204, 255, 278, 289, 310, 340, 372, 417, 465, 510, 527, 556, 578, 620, 695, 834, 867, 930, 1020, 1054, 1156, 1390, 1445, 1581, 1668, 1734, 1860, 2085, 2108, 2363, 2635, 2780, 2890, 3162, 3468, 4170, 4309, 4335, 4726, 5270, 5780, 6324, 7089, 7905, 8340, 8618, 8670, 8959, 9452, 10540, 11815, 12927, 14178, 15810, 17236, 17340, 17918, 21545, 23630, 25854, 26877, 28356, 31620, 35445, 35836, 40171, 43090, 44795, 47260, 51708, 53754, 64635, 70890, 73253, 80342, 86180, 89590, 107508, 120513, 129270, 134385, 141780, 146506, 160684, 179180, 200855, 219759, 241026, 258540, 268770, 293012, 366265, 401710, 439518, 482052, 537540, 602565, 732530, 803420, 879036, 1098795, 1205130, 1245301, 1465060, 2197590, 2410260, 2490602, 3735903, 4395180, 4981204, 6226505, 7471806, 12453010, 14943612, 18679515, 24906020, 37359030, 74718060]

約数ペア:

[(1, 74718060), (2, 37359030), (3, 24906020), (4, 18679515), (5, 14943612), (6, 12453010), (10, 7471806), (12, 6226505), (15, 4981204), (17, 4395180), (20, 3735903), (30, 2490602), (31, 2410260), (34, 2197590), (51, 1465060), (60, 1245301), (62, 1205130), (68, 1098795), (85, 879036), (93, 803420), (102, 732530), (124, 602565), (139, 537540), (155, 482052), (170, 439518), (186, 401710), (204, 366265), (255, 293012), (278, 268770), (289, 258540), (310, 241026), (340, 219759), (372, 200855), (417, 179180), (465, 160684), (510, 146506), (527, 141780), (556, 134385), (578, 129270), (620, 120513), (695, 107508), (834, 89590), (867, 86180), (930, 80342), (1020, 73253), (1054, 70890), (1156, 64635), (1390, 53754), (1445, 51708), (1581, 47260), (1668, 44795), (1734, 43090), (1860, 40171), (2085, 35836), (2108, 35445), (2363, 31620), (2635, 28356), (2780, 26877), (2890, 25854), (3162, 23630), (3468, 21545), (4170, 17918), (4309, 17340), (4335, 17236), (4726, 15810), (5270, 14178), (5780, 12927), (6324, 11815), (7089, 10540), (7905, 9452), (8340, 8959), (8618, 8670)]