869666560

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{101}}^1$

素因数の和:191

約数の個数: 216

約数和(自身を含む): 2484343008

約数和(自身を除く): 1614676448

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 101, 112, 124, 128, 140, 155, 160, 202, 217, 224, 248, 256, 280, 310, 320, 404, 434, 448, 496, 505, 560, 620, 640, 707, 808, 868, 896, 961, 992, 1010, 1085, 1120, 1240, 1280, 1414, 1616, 1736, 1792, 1922, 1984, 2020, 2170, 2240, 2480, 2828, 3131, 3232, 3472, 3535, 3844, 3968, 4040, 4340, 4480, 4805, 4960, 5656, 6262, 6464, 6727, 6944, 7070, 7688, 7936, 8080, 8680, 8960, 9610, 9920, 11312, 12524, 12928, 13454, 13888, 14140, 15376, 15655, 16160, 17360, 19220, 19840, 21917, 22624, 25048, 25856, 26908, 27776, 28280, 30752, 31310, 32320, 33635, 34720, 38440, 39680, 43834, 45248, 50096, 53816, 55552, 56560, 61504, 62620, 64640, 67270, 69440, 76880, 87668, 90496, 97061, 100192, 107632, 109585, 113120, 123008, 125240, 129280, 134540, 138880, 153760, 175336, 180992, 194122, 200384, 215264, 219170, 226240, 246016, 250480, 269080, 277760, 307520, 350672, 388244, 400768, 430528, 438340, 452480, 485305, 500960, 538160, 615040, 679427, 701344, 776488, 801536, 861056, 876680, 904960, 970610, 1001920, 1076320, 1230080, 1358854, 1402688, 1552976, 1722112, 1753360, 1941220, 2003840, 2152640, 2717708, 2805376, 3105952, 3397135, 3506720, 3882440, 4007680, 4305280, 5435416, 5610752, 6211904, 6794270, 7013440, 7764880, 8610560, 10870832, 12423808, 13588540, 14026880, 15529760, 21741664, 24847616, 27177080, 28053760, 31059520, 43483328, 54354160, 62119040, 86966656, 108708320, 124238080, 173933312, 217416640, 434833280, 869666560]

約数ペア:

[(1, 869666560), (2, 434833280), (4, 217416640), (5, 173933312), (7, 124238080), (8, 108708320), (10, 86966656), (14, 62119040), (16, 54354160), (20, 43483328), (28, 31059520), (31, 28053760), (32, 27177080), (35, 24847616), (40, 21741664), (56, 15529760), (62, 14026880), (64, 13588540), (70, 12423808), (80, 10870832), (101, 8610560), (112, 7764880), (124, 7013440), (128, 6794270), (140, 6211904), (155, 5610752), (160, 5435416), (202, 4305280), (217, 4007680), (224, 3882440), (248, 3506720), (256, 3397135), (280, 3105952), (310, 2805376), (320, 2717708), (404, 2152640), (434, 2003840), (448, 1941220), (496, 1753360), (505, 1722112), (560, 1552976), (620, 1402688), (640, 1358854), (707, 1230080), (808, 1076320), (868, 1001920), (896, 970610), (961, 904960), (992, 876680), (1010, 861056), (1085, 801536), (1120, 776488), (1240, 701344), (1280, 679427), (1414, 615040), (1616, 538160), (1736, 500960), (1792, 485305), (1922, 452480), (1984, 438340), (2020, 430528), (2170, 400768), (2240, 388244), (2480, 350672), (2828, 307520), (3131, 277760), (3232, 269080), (3472, 250480), (3535, 246016), (3844, 226240), (3968, 219170), (4040, 215264), (4340, 200384), (4480, 194122), (4805, 180992), (4960, 175336), (5656, 153760), (6262, 138880), (6464, 134540), (6727, 129280), (6944, 125240), (7070, 123008), (7688, 113120), (7936, 109585), (8080, 107632), (8680, 100192), (8960, 97061), (9610, 90496), (9920, 87668), (11312, 76880), (12524, 69440), (12928, 67270), (13454, 64640), (13888, 62620), (14140, 61504), (15376, 56560), (15655, 55552), (16160, 53816), (17360, 50096), (19220, 45248), (19840, 43834), (21917, 39680), (22624, 38440), (25048, 34720), (25856, 33635), (26908, 32320), (27776, 31310), (28280, 30752)]