137500020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:175

約数の個数: 288

約数和(自身を含む): 509483520

約数和(自身を除く): 371983500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 29, 30, 35, 36, 42, 45, 53, 58, 60, 63, 70, 71, 84, 87, 90, 105, 106, 116, 126, 140, 142, 145, 159, 174, 180, 203, 210, 212, 213, 252, 261, 265, 284, 290, 315, 318, 348, 355, 371, 406, 420, 426, 435, 477, 497, 522, 530, 580, 609, 630, 636, 639, 710, 742, 795, 812, 852, 870, 954, 994, 1015, 1044, 1060, 1065, 1113, 1218, 1260, 1278, 1305, 1420, 1484, 1491, 1537, 1590, 1740, 1827, 1855, 1908, 1988, 2030, 2059, 2130, 2226, 2385, 2436, 2485, 2556, 2610, 2982, 3045, 3074, 3180, 3195, 3339, 3654, 3710, 3763, 4060, 4118, 4260, 4452, 4473, 4611, 4770, 4970, 5220, 5565, 5964, 6090, 6148, 6177, 6390, 6678, 7308, 7420, 7455, 7526, 7685, 8236, 8946, 9135, 9222, 9540, 9940, 10295, 10759, 11130, 11289, 12180, 12354, 12780, 13356, 13833, 14413, 14910, 15052, 15370, 16695, 17892, 18270, 18444, 18531, 18815, 20590, 21518, 22260, 22365, 22578, 23055, 24708, 26341, 27666, 28826, 29820, 30740, 30885, 32277, 33390, 33867, 36540, 37062, 37630, 41180, 43036, 43239, 44730, 45156, 46110, 52682, 53795, 55332, 56445, 57652, 61770, 64554, 66780, 67734, 69165, 72065, 74124, 75260, 79023, 86478, 89460, 92220, 92655, 96831, 105364, 107590, 109127, 112890, 123540, 129108, 129717, 131705, 135468, 138330, 144130, 158046, 161385, 169335, 172956, 185310, 193662, 215180, 216195, 218254, 225780, 237069, 259434, 263410, 276660, 288260, 316092, 322770, 327381, 338670, 370620, 387324, 395115, 432390, 436508, 474138, 484155, 518868, 526820, 545635, 645540, 648585, 654762, 677340, 763889, 790230, 864780, 948276, 968310, 982143, 1091270, 1185345, 1297170, 1309524, 1527778, 1580460, 1636905, 1936620, 1964286, 2182540, 2291667, 2370690, 2594340, 3055556, 3273810, 3819445, 3928572, 4583334, 4741380, 4910715, 6547620, 6875001, 7638890, 9166668, 9821430, 11458335, 13750002, 15277780, 19642860, 22916670, 27500004, 34375005, 45833340, 68750010, 137500020]

約数ペア:

[(1, 137500020), (2, 68750010), (3, 45833340), (4, 34375005), (5, 27500004), (6, 22916670), (7, 19642860), (9, 15277780), (10, 13750002), (12, 11458335), (14, 9821430), (15, 9166668), (18, 7638890), (20, 6875001), (21, 6547620), (28, 4910715), (29, 4741380), (30, 4583334), (35, 3928572), (36, 3819445), (42, 3273810), (45, 3055556), (53, 2594340), (58, 2370690), (60, 2291667), (63, 2182540), (70, 1964286), (71, 1936620), (84, 1636905), (87, 1580460), (90, 1527778), (105, 1309524), (106, 1297170), (116, 1185345), (126, 1091270), (140, 982143), (142, 968310), (145, 948276), (159, 864780), (174, 790230), (180, 763889), (203, 677340), (210, 654762), (212, 648585), (213, 645540), (252, 545635), (261, 526820), (265, 518868), (284, 484155), (290, 474138), (315, 436508), (318, 432390), (348, 395115), (355, 387324), (371, 370620), (406, 338670), (420, 327381), (426, 322770), (435, 316092), (477, 288260), (497, 276660), (522, 263410), (530, 259434), (580, 237069), (609, 225780), (630, 218254), (636, 216195), (639, 215180), (710, 193662), (742, 185310), (795, 172956), (812, 169335), (852, 161385), (870, 158046), (954, 144130), (994, 138330), (1015, 135468), (1044, 131705), (1060, 129717), (1065, 129108), (1113, 123540), (1218, 112890), (1260, 109127), (1278, 107590), (1305, 105364), (1420, 96831), (1484, 92655), (1491, 92220), (1537, 89460), (1590, 86478), (1740, 79023), (1827, 75260), (1855, 74124), (1908, 72065), (1988, 69165), (2030, 67734), (2059, 66780), (2130, 64554), (2226, 61770), (2385, 57652), (2436, 56445), (2485, 55332), (2556, 53795), (2610, 52682), (2982, 46110), (3045, 45156), (3074, 44730), (3180, 43239), (3195, 43036), (3339, 41180), (3654, 37630), (3710, 37062), (3763, 36540), (4060, 33867), (4118, 33390), (4260, 32277), (4452, 30885), (4473, 30740), (4611, 29820), (4770, 28826), (4970, 27666), (5220, 26341), (5565, 24708), (5964, 23055), (6090, 22578), (6148, 22365), (6177, 22260), (6390, 21518), (6678, 20590), (7308, 18815), (7420, 18531), (7455, 18444), (7526, 18270), (7685, 17892), (8236, 16695), (8946, 15370), (9135, 15052), (9222, 14910), (9540, 14413), (9940, 13833), (10295, 13356), (10759, 12780), (11130, 12354), (11289, 12180)]