489649440

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2389}}^1$

素因数の和:2475

約数の個数: 192

約数和(自身を含む): 1792385280

約数和(自身を除く): 1302735840

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, 2135, 2389, 2440, 2562, 2928, 3360, 3416, 3660, 4270, 4778, 4880, 5124, 5856, 6405, 6832, 7167, 7320, 8540, 9556, 9760, 10248, 11945, 12810, 13664, 14334, 14640, 16723, 17080, 19112, 20496, 23890, 25620, 28668, 29280, 33446, 34160, 35835, 38224, 40992, 47780, 50169, 51240, 57336, 66892, 68320, 71670, 76448, 83615, 95560, 100338, 102480, 114672, 133784, 143340, 145729, 167230, 191120, 200676, 204960, 229344, 250845, 267568, 286680, 291458, 334460, 382240, 401352, 437187, 501690, 535136, 573360, 582916, 668920, 728645, 802704, 874374, 1003380, 1020103, 1146720, 1165832, 1337840, 1457290, 1605408, 1748748, 2006760, 2040206, 2185935, 2331664, 2675680, 2914580, 3060309, 3497496, 4013520, 4080412, 4371870, 4663328, 5100515, 5829160, 6120618, 6994992, 8027040, 8160824, 8743740, 10201030, 11658320, 12241236, 13989984, 15301545, 16321648, 17487480, 20402060, 23316640, 24482472, 30603090, 32643296, 34974960, 40804120, 48964944, 61206180, 69949920, 81608240, 97929888, 122412360, 163216480, 244824720, 489649440]

約数ペア:

[(1, 489649440), (2, 244824720), (3, 163216480), (4, 122412360), (5, 97929888), (6, 81608240), (7, 69949920), (8, 61206180), (10, 48964944), (12, 40804120), (14, 34974960), (15, 32643296), (16, 30603090), (20, 24482472), (21, 23316640), (24, 20402060), (28, 17487480), (30, 16321648), (32, 15301545), (35, 13989984), (40, 12241236), (42, 11658320), (48, 10201030), (56, 8743740), (60, 8160824), (61, 8027040), (70, 6994992), (80, 6120618), (84, 5829160), (96, 5100515), (105, 4663328), (112, 4371870), (120, 4080412), (122, 4013520), (140, 3497496), (160, 3060309), (168, 2914580), (183, 2675680), (210, 2331664), (224, 2185935), (240, 2040206), (244, 2006760), (280, 1748748), (305, 1605408), (336, 1457290), (366, 1337840), (420, 1165832), (427, 1146720), (480, 1020103), (488, 1003380), (560, 874374), (610, 802704), (672, 728645), (732, 668920), (840, 582916), (854, 573360), (915, 535136), (976, 501690), (1120, 437187), (1220, 401352), (1281, 382240), (1464, 334460), (1680, 291458), (1708, 286680), (1830, 267568), (1952, 250845), (2135, 229344), (2389, 204960), (2440, 200676), (2562, 191120), (2928, 167230), (3360, 145729), (3416, 143340), (3660, 133784), (4270, 114672), (4778, 102480), (4880, 100338), (5124, 95560), (5856, 83615), (6405, 76448), (6832, 71670), (7167, 68320), (7320, 66892), (8540, 57336), (9556, 51240), (9760, 50169), (10248, 47780), (11945, 40992), (12810, 38224), (13664, 35835), (14334, 34160), (14640, 33446), (16723, 29280), (17080, 28668), (19112, 25620), (20496, 23890)]