74997060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{661}}^1$

素因数の和:765

約数の個数: 96

約数和(自身を含む): 220652544

約数和(自身を除く): 145655484

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 61, 62, 93, 122, 124, 155, 183, 186, 244, 305, 310, 366, 372, 465, 610, 620, 661, 732, 915, 930, 1220, 1322, 1830, 1860, 1891, 1983, 2644, 3305, 3660, 3782, 3966, 5673, 6610, 7564, 7932, 9455, 9915, 11346, 13220, 18910, 19830, 20491, 22692, 28365, 37820, 39660, 40321, 40982, 56730, 61473, 80642, 81964, 102455, 113460, 120963, 122946, 161284, 201605, 204910, 241926, 245892, 307365, 403210, 409820, 483852, 604815, 614730, 806420, 1209630, 1229460, 1249951, 2419260, 2499902, 3749853, 4999804, 6249755, 7499706, 12499510, 14999412, 18749265, 24999020, 37498530, 74997060]

約数ペア:

[(1, 74997060), (2, 37498530), (3, 24999020), (4, 18749265), (5, 14999412), (6, 12499510), (10, 7499706), (12, 6249755), (15, 4999804), (20, 3749853), (30, 2499902), (31, 2419260), (60, 1249951), (61, 1229460), (62, 1209630), (93, 806420), (122, 614730), (124, 604815), (155, 483852), (183, 409820), (186, 403210), (244, 307365), (305, 245892), (310, 241926), (366, 204910), (372, 201605), (465, 161284), (610, 122946), (620, 120963), (661, 113460), (732, 102455), (915, 81964), (930, 80642), (1220, 61473), (1322, 56730), (1830, 40982), (1860, 40321), (1891, 39660), (1983, 37820), (2644, 28365), (3305, 22692), (3660, 20491), (3782, 19830), (3966, 18910), (5673, 13220), (6610, 11346), (7564, 9915), (7932, 9455)]