1679172040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:732

約数の個数: 256

約数和(自身を含む): 5016453120

約数和(自身を除く): 3337281080

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 23, 26, 28, 31, 35, 40, 46, 52, 56, 62, 65, 70, 91, 92, 104, 115, 124, 130, 140, 155, 161, 182, 184, 217, 230, 248, 260, 280, 299, 310, 322, 364, 403, 434, 455, 460, 520, 598, 620, 644, 647, 713, 728, 805, 806, 868, 910, 920, 1085, 1196, 1240, 1288, 1294, 1426, 1495, 1610, 1612, 1736, 1820, 2015, 2093, 2170, 2392, 2588, 2821, 2852, 2990, 3220, 3224, 3235, 3565, 3640, 4030, 4186, 4340, 4529, 4991, 5176, 5642, 5704, 5980, 6440, 6470, 7130, 8060, 8372, 8411, 8680, 9058, 9269, 9982, 10465, 11284, 11960, 12940, 14105, 14260, 14881, 16120, 16744, 16822, 18116, 18538, 19964, 20057, 20930, 22568, 22645, 24955, 25880, 28210, 28520, 29762, 33644, 36232, 37076, 39928, 40114, 41860, 42055, 45290, 46345, 49910, 56420, 58877, 59524, 64883, 67288, 74152, 74405, 80228, 83720, 84110, 90580, 92690, 99820, 100285, 104167, 112840, 117754, 119048, 129766, 140399, 148810, 160456, 168220, 181160, 185380, 193453, 199640, 200570, 208334, 235508, 259532, 260741, 280798, 294385, 297620, 324415, 336440, 370760, 386906, 401140, 416668, 461311, 471016, 519064, 520835, 521482, 561596, 588770, 595240, 648830, 701995, 773812, 802280, 833336, 922622, 967265, 1041670, 1042964, 1123192, 1177540, 1297660, 1303705, 1354171, 1403990, 1547624, 1825187, 1845244, 1934530, 2083340, 2085928, 2306555, 2355080, 2595320, 2607410, 2708342, 2807980, 3229177, 3650374, 3690488, 3869060, 4166680, 4613110, 5214820, 5416684, 5615960, 5997043, 6458354, 6770855, 7300748, 7738120, 9125935, 9226220, 10429640, 10833368, 11994086, 12916708, 13541710, 14601496, 16145885, 18251870, 18452440, 23988172, 25833416, 27083420, 29985215, 32291770, 36503740, 41979301, 47976344, 54166840, 59970430, 64583540, 73007480, 83958602, 119940860, 129167080, 167917204, 209896505, 239881720, 335834408, 419793010, 839586020, 1679172040]

約数ペア:

[(1, 1679172040), (2, 839586020), (4, 419793010), (5, 335834408), (7, 239881720), (8, 209896505), (10, 167917204), (13, 129167080), (14, 119940860), (20, 83958602), (23, 73007480), (26, 64583540), (28, 59970430), (31, 54166840), (35, 47976344), (40, 41979301), (46, 36503740), (52, 32291770), (56, 29985215), (62, 27083420), (65, 25833416), (70, 23988172), (91, 18452440), (92, 18251870), (104, 16145885), (115, 14601496), (124, 13541710), (130, 12916708), (140, 11994086), (155, 10833368), (161, 10429640), (182, 9226220), (184, 9125935), (217, 7738120), (230, 7300748), (248, 6770855), (260, 6458354), (280, 5997043), (299, 5615960), (310, 5416684), (322, 5214820), (364, 4613110), (403, 4166680), (434, 3869060), (455, 3690488), (460, 3650374), (520, 3229177), (598, 2807980), (620, 2708342), (644, 2607410), (647, 2595320), (713, 2355080), (728, 2306555), (805, 2085928), (806, 2083340), (868, 1934530), (910, 1845244), (920, 1825187), (1085, 1547624), (1196, 1403990), (1240, 1354171), (1288, 1303705), (1294, 1297660), (1426, 1177540), (1495, 1123192), (1610, 1042964), (1612, 1041670), (1736, 967265), (1820, 922622), (2015, 833336), (2093, 802280), (2170, 773812), (2392, 701995), (2588, 648830), (2821, 595240), (2852, 588770), (2990, 561596), (3220, 521482), (3224, 520835), (3235, 519064), (3565, 471016), (3640, 461311), (4030, 416668), (4186, 401140), (4340, 386906), (4529, 370760), (4991, 336440), (5176, 324415), (5642, 297620), (5704, 294385), (5980, 280798), (6440, 260741), (6470, 259532), (7130, 235508), (8060, 208334), (8372, 200570), (8411, 199640), (8680, 193453), (9058, 185380), (9269, 181160), (9982, 168220), (10465, 160456), (11284, 148810), (11960, 140399), (12940, 129766), (14105, 119048), (14260, 117754), (14881, 112840), (16120, 104167), (16744, 100285), (16822, 99820), (18116, 92690), (18538, 90580), (19964, 84110), (20057, 83720), (20930, 80228), (22568, 74405), (22645, 74152), (24955, 67288), (25880, 64883), (28210, 59524), (28520, 58877), (29762, 56420), (33644, 49910), (36232, 46345), (37076, 45290), (39928, 42055), (40114, 41860)]