408485280

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1993}}^1$

素因数の和:2079

約数の個数: 192

約数和(自身を含む): 1495404288

約数和(自身を除く): 1086919008

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 61, 70, 80, 84, 96, 105, 112, 120, 122, 140, 160, 168, 183, 210, 224, 240, 244, 280, 305, 336, 366, 420, 427, 480, 488, 560, 610, 672, 732, 840, 854, 915, 976, 1120, 1220, 1281, 1464, 1680, 1708, 1830, 1952, 1993, 2135, 2440, 2562, 2928, 3360, 3416, 3660, 3986, 4270, 4880, 5124, 5856, 5979, 6405, 6832, 7320, 7972, 8540, 9760, 9965, 10248, 11958, 12810, 13664, 13951, 14640, 15944, 17080, 19930, 20496, 23916, 25620, 27902, 29280, 29895, 31888, 34160, 39860, 40992, 41853, 47832, 51240, 55804, 59790, 63776, 68320, 69755, 79720, 83706, 95664, 102480, 111608, 119580, 121573, 139510, 159440, 167412, 191328, 204960, 209265, 223216, 239160, 243146, 279020, 318880, 334824, 364719, 418530, 446432, 478320, 486292, 558040, 607865, 669648, 729438, 837060, 851011, 956640, 972584, 1116080, 1215730, 1339296, 1458876, 1674120, 1702022, 1823595, 1945168, 2232160, 2431460, 2553033, 2917752, 3348240, 3404044, 3647190, 3890336, 4255055, 4862920, 5106066, 5835504, 6696480, 6808088, 7294380, 8510110, 9725840, 10212132, 11671008, 12765165, 13616176, 14588760, 17020220, 19451680, 20424264, 25530330, 27232352, 29177520, 34040440, 40848528, 51060660, 58355040, 68080880, 81697056, 102121320, 136161760, 204242640, 408485280]

約数ペア:

[(1, 408485280), (2, 204242640), (3, 136161760), (4, 102121320), (5, 81697056), (6, 68080880), (7, 58355040), (8, 51060660), (10, 40848528), (12, 34040440), (14, 29177520), (15, 27232352), (16, 25530330), (20, 20424264), (21, 19451680), (24, 17020220), (28, 14588760), (30, 13616176), (32, 12765165), (35, 11671008), (40, 10212132), (42, 9725840), (48, 8510110), (56, 7294380), (60, 6808088), (61, 6696480), (70, 5835504), (80, 5106066), (84, 4862920), (96, 4255055), (105, 3890336), (112, 3647190), (120, 3404044), (122, 3348240), (140, 2917752), (160, 2553033), (168, 2431460), (183, 2232160), (210, 1945168), (224, 1823595), (240, 1702022), (244, 1674120), (280, 1458876), (305, 1339296), (336, 1215730), (366, 1116080), (420, 972584), (427, 956640), (480, 851011), (488, 837060), (560, 729438), (610, 669648), (672, 607865), (732, 558040), (840, 486292), (854, 478320), (915, 446432), (976, 418530), (1120, 364719), (1220, 334824), (1281, 318880), (1464, 279020), (1680, 243146), (1708, 239160), (1830, 223216), (1952, 209265), (1993, 204960), (2135, 191328), (2440, 167412), (2562, 159440), (2928, 139510), (3360, 121573), (3416, 119580), (3660, 111608), (3986, 102480), (4270, 95664), (4880, 83706), (5124, 79720), (5856, 69755), (5979, 68320), (6405, 63776), (6832, 59790), (7320, 55804), (7972, 51240), (8540, 47832), (9760, 41853), (9965, 40992), (10248, 39860), (11958, 34160), (12810, 31888), (13664, 29895), (13951, 29280), (14640, 27902), (15944, 25620), (17080, 23916), (19930, 20496)]