31475640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:182

約数の個数: 192

約数和(自身を含む): 113024160

約数和(自身を除く): 81548520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 53, 56, 60, 70, 84, 98, 101, 105, 106, 120, 140, 147, 159, 168, 196, 202, 210, 212, 245, 265, 280, 294, 303, 318, 371, 392, 404, 420, 424, 490, 505, 530, 588, 606, 636, 707, 735, 742, 795, 808, 840, 980, 1010, 1060, 1113, 1176, 1212, 1272, 1414, 1470, 1484, 1515, 1590, 1855, 1960, 2020, 2120, 2121, 2226, 2424, 2597, 2828, 2940, 2968, 3030, 3180, 3535, 3710, 4040, 4242, 4452, 4949, 5194, 5353, 5565, 5656, 5880, 6060, 6360, 7070, 7420, 7791, 8484, 8904, 9898, 10388, 10605, 10706, 11130, 12120, 12985, 14140, 14840, 14847, 15582, 16059, 16968, 19796, 20776, 21210, 21412, 22260, 24745, 25970, 26765, 28280, 29694, 31164, 32118, 37471, 38955, 39592, 42420, 42824, 44520, 49490, 51940, 53530, 59388, 62328, 64236, 74235, 74942, 77910, 80295, 84840, 98980, 103880, 107060, 112413, 118776, 128472, 148470, 149884, 155820, 160590, 187355, 197960, 214120, 224826, 262297, 296940, 299768, 311640, 321180, 374710, 449652, 524594, 562065, 593880, 642360, 749420, 786891, 899304, 1049188, 1124130, 1311485, 1498840, 1573782, 2098376, 2248260, 2622970, 3147564, 3934455, 4496520, 5245940, 6295128, 7868910, 10491880, 15737820, 31475640]

約数ペア:

[(1, 31475640), (2, 15737820), (3, 10491880), (4, 7868910), (5, 6295128), (6, 5245940), (7, 4496520), (8, 3934455), (10, 3147564), (12, 2622970), (14, 2248260), (15, 2098376), (20, 1573782), (21, 1498840), (24, 1311485), (28, 1124130), (30, 1049188), (35, 899304), (40, 786891), (42, 749420), (49, 642360), (53, 593880), (56, 562065), (60, 524594), (70, 449652), (84, 374710), (98, 321180), (101, 311640), (105, 299768), (106, 296940), (120, 262297), (140, 224826), (147, 214120), (159, 197960), (168, 187355), (196, 160590), (202, 155820), (210, 149884), (212, 148470), (245, 128472), (265, 118776), (280, 112413), (294, 107060), (303, 103880), (318, 98980), (371, 84840), (392, 80295), (404, 77910), (420, 74942), (424, 74235), (490, 64236), (505, 62328), (530, 59388), (588, 53530), (606, 51940), (636, 49490), (707, 44520), (735, 42824), (742, 42420), (795, 39592), (808, 38955), (840, 37471), (980, 32118), (1010, 31164), (1060, 29694), (1113, 28280), (1176, 26765), (1212, 25970), (1272, 24745), (1414, 22260), (1470, 21412), (1484, 21210), (1515, 20776), (1590, 19796), (1855, 16968), (1960, 16059), (2020, 15582), (2120, 14847), (2121, 14840), (2226, 14140), (2424, 12985), (2597, 12120), (2828, 11130), (2940, 10706), (2968, 10605), (3030, 10388), (3180, 9898), (3535, 8904), (3710, 8484), (4040, 7791), (4242, 7420), (4452, 7070), (4949, 6360), (5194, 6060), (5353, 5880), (5565, 5656)]