248741640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{239}}^1$

素因数の和:329

約数の個数: 288

約数和(自身を含む): 960336000

約数和(自身を除く): 711594360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 59, 60, 63, 70, 72, 84, 90, 98, 105, 118, 120, 126, 140, 147, 168, 177, 180, 196, 210, 236, 239, 245, 252, 280, 294, 295, 315, 354, 360, 392, 413, 420, 441, 472, 478, 490, 504, 531, 588, 590, 630, 708, 717, 735, 826, 840, 882, 885, 956, 980, 1062, 1176, 1180, 1195, 1239, 1260, 1416, 1434, 1470, 1652, 1673, 1764, 1770, 1912, 1960, 2065, 2124, 2151, 2205, 2360, 2390, 2478, 2520, 2655, 2868, 2891, 2940, 3304, 3346, 3528, 3540, 3585, 3717, 4130, 4248, 4302, 4410, 4780, 4956, 5019, 5310, 5736, 5782, 5880, 6195, 6692, 7080, 7170, 7434, 8260, 8365, 8604, 8673, 8820, 9560, 9912, 10038, 10620, 10755, 11564, 11711, 12390, 13384, 14101, 14340, 14455, 14868, 15057, 16520, 16730, 17208, 17346, 17640, 18585, 20076, 21240, 21510, 23128, 23422, 24780, 25095, 26019, 28202, 28680, 28910, 29736, 30114, 33460, 34692, 35133, 37170, 40152, 42303, 43020, 43365, 46844, 49560, 50190, 52038, 56404, 57820, 58555, 60228, 66920, 69384, 70266, 70505, 74340, 75285, 84606, 86040, 86730, 93688, 98707, 100380, 104076, 105399, 112808, 115640, 117110, 120456, 126909, 130095, 140532, 141010, 148680, 150570, 169212, 173460, 175665, 197414, 200760, 208152, 210798, 211515, 234220, 253818, 260190, 281064, 282020, 296121, 301140, 338424, 346920, 351330, 394828, 421596, 423030, 468440, 493535, 507636, 520380, 526995, 564040, 592242, 602280, 634545, 690949, 702660, 789656, 843192, 846060, 888363, 987070, 1015272, 1040760, 1053990, 1184484, 1269090, 1381898, 1405320, 1480605, 1692120, 1776726, 1974140, 2072847, 2107980, 2368968, 2538180, 2763796, 2961210, 3454745, 3553452, 3948280, 4145694, 4215960, 4441815, 5076360, 5527592, 5922420, 6218541, 6909490, 7106904, 8291388, 8883630, 10364235, 11844840, 12437082, 13818980, 16582776, 17767260, 20728470, 24874164, 27637960, 31092705, 35534520, 41456940, 49748328, 62185410, 82913880, 124370820, 248741640]

約数ペア:

[(1, 248741640), (2, 124370820), (3, 82913880), (4, 62185410), (5, 49748328), (6, 41456940), (7, 35534520), (8, 31092705), (9, 27637960), (10, 24874164), (12, 20728470), (14, 17767260), (15, 16582776), (18, 13818980), (20, 12437082), (21, 11844840), (24, 10364235), (28, 8883630), (30, 8291388), (35, 7106904), (36, 6909490), (40, 6218541), (42, 5922420), (45, 5527592), (49, 5076360), (56, 4441815), (59, 4215960), (60, 4145694), (63, 3948280), (70, 3553452), (72, 3454745), (84, 2961210), (90, 2763796), (98, 2538180), (105, 2368968), (118, 2107980), (120, 2072847), (126, 1974140), (140, 1776726), (147, 1692120), (168, 1480605), (177, 1405320), (180, 1381898), (196, 1269090), (210, 1184484), (236, 1053990), (239, 1040760), (245, 1015272), (252, 987070), (280, 888363), (294, 846060), (295, 843192), (315, 789656), (354, 702660), (360, 690949), (392, 634545), (413, 602280), (420, 592242), (441, 564040), (472, 526995), (478, 520380), (490, 507636), (504, 493535), (531, 468440), (588, 423030), (590, 421596), (630, 394828), (708, 351330), (717, 346920), (735, 338424), (826, 301140), (840, 296121), (882, 282020), (885, 281064), (956, 260190), (980, 253818), (1062, 234220), (1176, 211515), (1180, 210798), (1195, 208152), (1239, 200760), (1260, 197414), (1416, 175665), (1434, 173460), (1470, 169212), (1652, 150570), (1673, 148680), (1764, 141010), (1770, 140532), (1912, 130095), (1960, 126909), (2065, 120456), (2124, 117110), (2151, 115640), (2205, 112808), (2360, 105399), (2390, 104076), (2478, 100380), (2520, 98707), (2655, 93688), (2868, 86730), (2891, 86040), (2940, 84606), (3304, 75285), (3346, 74340), (3528, 70505), (3540, 70266), (3585, 69384), (3717, 66920), (4130, 60228), (4248, 58555), (4302, 57820), (4410, 56404), (4780, 52038), (4956, 50190), (5019, 49560), (5310, 46844), (5736, 43365), (5782, 43020), (5880, 42303), (6195, 40152), (6692, 37170), (7080, 35133), (7170, 34692), (7434, 33460), (8260, 30114), (8365, 29736), (8604, 28910), (8673, 28680), (8820, 28202), (9560, 26019), (9912, 25095), (10038, 24780), (10620, 23422), (10755, 23128), (11564, 21510), (11711, 21240), (12390, 20076), (13384, 18585), (14101, 17640), (14340, 17346), (14455, 17208), (14868, 16730), (15057, 16520)]