102703020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{181}}^1\times {\mathrm{193}}^1$

素因数の和:400

約数の個数: 144

約数和(自身を含む): 338109408

約数和(自身を除く): 235406388

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 181, 193, 196, 210, 245, 294, 362, 386, 420, 490, 543, 579, 588, 724, 735, 772, 905, 965, 980, 1086, 1158, 1267, 1351, 1470, 1810, 1930, 2172, 2316, 2534, 2702, 2715, 2895, 2940, 3620, 3801, 3860, 4053, 5068, 5404, 5430, 5790, 6335, 6755, 7602, 8106, 8869, 9457, 10860, 11580, 12670, 13510, 15204, 16212, 17738, 18914, 19005, 20265, 25340, 26607, 27020, 28371, 34933, 35476, 37828, 38010, 40530, 44345, 47285, 53214, 56742, 69866, 76020, 81060, 88690, 94570, 104799, 106428, 113484, 133035, 139732, 141855, 174665, 177380, 189140, 209598, 244531, 266070, 283710, 349330, 419196, 489062, 523995, 532140, 567420, 698660, 733593, 978124, 1047990, 1222655, 1467186, 1711717, 2095980, 2445310, 2934372, 3423434, 3667965, 4890620, 5135151, 6846868, 7335930, 8558585, 10270302, 14671860, 17117170, 20540604, 25675755, 34234340, 51351510, 102703020]

約数ペア:

[(1, 102703020), (2, 51351510), (3, 34234340), (4, 25675755), (5, 20540604), (6, 17117170), (7, 14671860), (10, 10270302), (12, 8558585), (14, 7335930), (15, 6846868), (20, 5135151), (21, 4890620), (28, 3667965), (30, 3423434), (35, 2934372), (42, 2445310), (49, 2095980), (60, 1711717), (70, 1467186), (84, 1222655), (98, 1047990), (105, 978124), (140, 733593), (147, 698660), (181, 567420), (193, 532140), (196, 523995), (210, 489062), (245, 419196), (294, 349330), (362, 283710), (386, 266070), (420, 244531), (490, 209598), (543, 189140), (579, 177380), (588, 174665), (724, 141855), (735, 139732), (772, 133035), (905, 113484), (965, 106428), (980, 104799), (1086, 94570), (1158, 88690), (1267, 81060), (1351, 76020), (1470, 69866), (1810, 56742), (1930, 53214), (2172, 47285), (2316, 44345), (2534, 40530), (2702, 38010), (2715, 37828), (2895, 35476), (2940, 34933), (3620, 28371), (3801, 27020), (3860, 26607), (4053, 25340), (5068, 20265), (5404, 19005), (5430, 18914), (5790, 17738), (6335, 16212), (6755, 15204), (7602, 13510), (8106, 12670), (8869, 11580), (9457, 10860)]