87903060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1031}}^1$

素因数の和:1086

約数の個数: 144

約数和(自身を含む): 296472960

約数和(自身を除く): 208569900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 49, 58, 60, 70, 84, 87, 98, 105, 116, 140, 145, 147, 174, 196, 203, 210, 245, 290, 294, 348, 406, 420, 435, 490, 580, 588, 609, 735, 812, 870, 980, 1015, 1031, 1218, 1421, 1470, 1740, 2030, 2062, 2436, 2842, 2940, 3045, 3093, 4060, 4124, 4263, 5155, 5684, 6090, 6186, 7105, 7217, 8526, 10310, 12180, 12372, 14210, 14434, 15465, 17052, 20620, 21315, 21651, 28420, 28868, 29899, 30930, 36085, 42630, 43302, 50519, 59798, 61860, 72170, 85260, 86604, 89697, 101038, 108255, 119596, 144340, 149495, 151557, 179394, 202076, 209293, 216510, 252595, 298990, 303114, 358788, 418586, 433020, 448485, 505190, 597980, 606228, 627879, 757785, 837172, 896970, 1010380, 1046465, 1255758, 1465051, 1515570, 1793940, 2092930, 2511516, 2930102, 3031140, 3139395, 4185860, 4395153, 5860204, 6278790, 7325255, 8790306, 12557580, 14650510, 17580612, 21975765, 29301020, 43951530, 87903060]

約数ペア:

[(1, 87903060), (2, 43951530), (3, 29301020), (4, 21975765), (5, 17580612), (6, 14650510), (7, 12557580), (10, 8790306), (12, 7325255), (14, 6278790), (15, 5860204), (20, 4395153), (21, 4185860), (28, 3139395), (29, 3031140), (30, 2930102), (35, 2511516), (42, 2092930), (49, 1793940), (58, 1515570), (60, 1465051), (70, 1255758), (84, 1046465), (87, 1010380), (98, 896970), (105, 837172), (116, 757785), (140, 627879), (145, 606228), (147, 597980), (174, 505190), (196, 448485), (203, 433020), (210, 418586), (245, 358788), (290, 303114), (294, 298990), (348, 252595), (406, 216510), (420, 209293), (435, 202076), (490, 179394), (580, 151557), (588, 149495), (609, 144340), (735, 119596), (812, 108255), (870, 101038), (980, 89697), (1015, 86604), (1031, 85260), (1218, 72170), (1421, 61860), (1470, 59798), (1740, 50519), (2030, 43302), (2062, 42630), (2436, 36085), (2842, 30930), (2940, 29899), (3045, 28868), (3093, 28420), (4060, 21651), (4124, 21315), (4263, 20620), (5155, 17052), (5684, 15465), (6090, 14434), (6186, 14210), (7105, 12372), (7217, 12180), (8526, 10310)]