67739280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{661}}^1$

素因数の和:745

約数の個数: 160

約数和(自身を含む): 244293888

約数和(自身を除く): 176554608

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 61, 70, 80, 84, 105, 112, 120, 122, 140, 168, 183, 210, 240, 244, 280, 305, 336, 366, 420, 427, 488, 560, 610, 661, 732, 840, 854, 915, 976, 1220, 1281, 1322, 1464, 1680, 1708, 1830, 1983, 2135, 2440, 2562, 2644, 2928, 3305, 3416, 3660, 3966, 4270, 4627, 4880, 5124, 5288, 6405, 6610, 6832, 7320, 7932, 8540, 9254, 9915, 10248, 10576, 12810, 13220, 13881, 14640, 15864, 17080, 18508, 19830, 20496, 23135, 25620, 26440, 27762, 31728, 34160, 37016, 39660, 40321, 46270, 51240, 52880, 55524, 69405, 74032, 79320, 80642, 92540, 102480, 111048, 120963, 138810, 158640, 161284, 185080, 201605, 222096, 241926, 277620, 282247, 322568, 370160, 403210, 483852, 555240, 564494, 604815, 645136, 806420, 846741, 967704, 1110480, 1128988, 1209630, 1411235, 1612840, 1693482, 1935408, 2257976, 2419260, 2822470, 3225680, 3386964, 4233705, 4515952, 4838520, 5644940, 6773928, 8467410, 9677040, 11289880, 13547856, 16934820, 22579760, 33869640, 67739280]

約数ペア:

[(1, 67739280), (2, 33869640), (3, 22579760), (4, 16934820), (5, 13547856), (6, 11289880), (7, 9677040), (8, 8467410), (10, 6773928), (12, 5644940), (14, 4838520), (15, 4515952), (16, 4233705), (20, 3386964), (21, 3225680), (24, 2822470), (28, 2419260), (30, 2257976), (35, 1935408), (40, 1693482), (42, 1612840), (48, 1411235), (56, 1209630), (60, 1128988), (61, 1110480), (70, 967704), (80, 846741), (84, 806420), (105, 645136), (112, 604815), (120, 564494), (122, 555240), (140, 483852), (168, 403210), (183, 370160), (210, 322568), (240, 282247), (244, 277620), (280, 241926), (305, 222096), (336, 201605), (366, 185080), (420, 161284), (427, 158640), (488, 138810), (560, 120963), (610, 111048), (661, 102480), (732, 92540), (840, 80642), (854, 79320), (915, 74032), (976, 69405), (1220, 55524), (1281, 52880), (1322, 51240), (1464, 46270), (1680, 40321), (1708, 39660), (1830, 37016), (1983, 34160), (2135, 31728), (2440, 27762), (2562, 26440), (2644, 25620), (2928, 23135), (3305, 20496), (3416, 19830), (3660, 18508), (3966, 17080), (4270, 15864), (4627, 14640), (4880, 13881), (5124, 13220), (5288, 12810), (6405, 10576), (6610, 10248), (6832, 9915), (7320, 9254), (7932, 8540)]