87868260

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:259

約数の個数: 192

約数和(自身を含む): 293529600

約数和(自身を除く): 205661340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 31, 36, 45, 54, 58, 60, 62, 87, 90, 93, 108, 116, 124, 135, 145, 155, 174, 180, 181, 186, 261, 270, 279, 290, 310, 348, 362, 372, 435, 465, 522, 540, 543, 558, 580, 620, 724, 783, 837, 870, 899, 905, 930, 1044, 1086, 1116, 1305, 1395, 1566, 1629, 1674, 1740, 1798, 1810, 1860, 2172, 2610, 2697, 2715, 2790, 3132, 3258, 3348, 3596, 3620, 3915, 4185, 4495, 4887, 5220, 5249, 5394, 5430, 5580, 5611, 6516, 7830, 8091, 8145, 8370, 8990, 9774, 10498, 10788, 10860, 11222, 13485, 15660, 15747, 16182, 16290, 16740, 16833, 17980, 19548, 20996, 22444, 24273, 24435, 26245, 26970, 28055, 31494, 32364, 32580, 33666, 40455, 47241, 48546, 48870, 50499, 52490, 53940, 56110, 62988, 67332, 78735, 80910, 84165, 94482, 97092, 97740, 100998, 104980, 112220, 121365, 141723, 151497, 157470, 161820, 162719, 168330, 188964, 201996, 236205, 242730, 252495, 283446, 302994, 314940, 325438, 336660, 472410, 485460, 488157, 504990, 566892, 605988, 650876, 708615, 757485, 813595, 944820, 976314, 1009980, 1417230, 1464471, 1514970, 1627190, 1952628, 2440785, 2834460, 2928942, 3029940, 3254380, 4393413, 4881570, 5857884, 7322355, 8786826, 9763140, 14644710, 17573652, 21967065, 29289420, 43934130, 87868260]

約数ペア:

[(1, 87868260), (2, 43934130), (3, 29289420), (4, 21967065), (5, 17573652), (6, 14644710), (9, 9763140), (10, 8786826), (12, 7322355), (15, 5857884), (18, 4881570), (20, 4393413), (27, 3254380), (29, 3029940), (30, 2928942), (31, 2834460), (36, 2440785), (45, 1952628), (54, 1627190), (58, 1514970), (60, 1464471), (62, 1417230), (87, 1009980), (90, 976314), (93, 944820), (108, 813595), (116, 757485), (124, 708615), (135, 650876), (145, 605988), (155, 566892), (174, 504990), (180, 488157), (181, 485460), (186, 472410), (261, 336660), (270, 325438), (279, 314940), (290, 302994), (310, 283446), (348, 252495), (362, 242730), (372, 236205), (435, 201996), (465, 188964), (522, 168330), (540, 162719), (543, 161820), (558, 157470), (580, 151497), (620, 141723), (724, 121365), (783, 112220), (837, 104980), (870, 100998), (899, 97740), (905, 97092), (930, 94482), (1044, 84165), (1086, 80910), (1116, 78735), (1305, 67332), (1395, 62988), (1566, 56110), (1629, 53940), (1674, 52490), (1740, 50499), (1798, 48870), (1810, 48546), (1860, 47241), (2172, 40455), (2610, 33666), (2697, 32580), (2715, 32364), (2790, 31494), (3132, 28055), (3258, 26970), (3348, 26245), (3596, 24435), (3620, 24273), (3915, 22444), (4185, 20996), (4495, 19548), (4887, 17980), (5220, 16833), (5249, 16740), (5394, 16290), (5430, 16182), (5580, 15747), (5611, 15660), (6516, 13485), (7830, 11222), (8091, 10860), (8145, 10788), (8370, 10498), (8990, 9774)]