340518640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:240

約数の個数: 240

約数和(自身を含む): 1030514400

約数和(自身を除く): 689995760

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 49, 53, 55, 56, 70, 77, 80, 88, 98, 106, 110, 112, 140, 149, 154, 176, 196, 212, 220, 245, 265, 280, 298, 308, 371, 385, 392, 424, 440, 490, 530, 539, 560, 583, 596, 616, 742, 745, 770, 784, 848, 880, 980, 1043, 1060, 1078, 1166, 1192, 1232, 1484, 1490, 1540, 1639, 1855, 1960, 2086, 2120, 2156, 2332, 2384, 2597, 2695, 2915, 2968, 2980, 3080, 3278, 3710, 3920, 4081, 4172, 4240, 4312, 4664, 5194, 5215, 5390, 5830, 5936, 5960, 6160, 6556, 7301, 7420, 7897, 8162, 8195, 8344, 8624, 9328, 10388, 10430, 10780, 11473, 11660, 11920, 12985, 13112, 14602, 14840, 15794, 16324, 16390, 16688, 20405, 20776, 20860, 21560, 22946, 23320, 25970, 26224, 28567, 29204, 29680, 31588, 32648, 32780, 36505, 39485, 40810, 41552, 41720, 43120, 45892, 46640, 51940, 55279, 57134, 57365, 58408, 63176, 65296, 65560, 73010, 78970, 80311, 81620, 83440, 86867, 91784, 103880, 110558, 114268, 114730, 116816, 126352, 131120, 142835, 146020, 157940, 160622, 163240, 173734, 183568, 207760, 221116, 228536, 229460, 276395, 285670, 292040, 315880, 321244, 326480, 347468, 386953, 401555, 434335, 442232, 457072, 458920, 552790, 571340, 584080, 608069, 631760, 642488, 694936, 773906, 803110, 868670, 884464, 917840, 1105580, 1142680, 1216138, 1284976, 1389872, 1547812, 1606220, 1737340, 1934765, 2211160, 2285360, 2432276, 3040345, 3095624, 3212440, 3474680, 3869530, 4256483, 4422320, 4864552, 6080690, 6191248, 6424880, 6949360, 7739060, 8512966, 9729104, 12161380, 15478120, 17025932, 21282415, 24322760, 30956240, 34051864, 42564830, 48645520, 68103728, 85129660, 170259320, 340518640]

約数ペア:

[(1, 340518640), (2, 170259320), (4, 85129660), (5, 68103728), (7, 48645520), (8, 42564830), (10, 34051864), (11, 30956240), (14, 24322760), (16, 21282415), (20, 17025932), (22, 15478120), (28, 12161380), (35, 9729104), (40, 8512966), (44, 7739060), (49, 6949360), (53, 6424880), (55, 6191248), (56, 6080690), (70, 4864552), (77, 4422320), (80, 4256483), (88, 3869530), (98, 3474680), (106, 3212440), (110, 3095624), (112, 3040345), (140, 2432276), (149, 2285360), (154, 2211160), (176, 1934765), (196, 1737340), (212, 1606220), (220, 1547812), (245, 1389872), (265, 1284976), (280, 1216138), (298, 1142680), (308, 1105580), (371, 917840), (385, 884464), (392, 868670), (424, 803110), (440, 773906), (490, 694936), (530, 642488), (539, 631760), (560, 608069), (583, 584080), (596, 571340), (616, 552790), (742, 458920), (745, 457072), (770, 442232), (784, 434335), (848, 401555), (880, 386953), (980, 347468), (1043, 326480), (1060, 321244), (1078, 315880), (1166, 292040), (1192, 285670), (1232, 276395), (1484, 229460), (1490, 228536), (1540, 221116), (1639, 207760), (1855, 183568), (1960, 173734), (2086, 163240), (2120, 160622), (2156, 157940), (2332, 146020), (2384, 142835), (2597, 131120), (2695, 126352), (2915, 116816), (2968, 114730), (2980, 114268), (3080, 110558), (3278, 103880), (3710, 91784), (3920, 86867), (4081, 83440), (4172, 81620), (4240, 80311), (4312, 78970), (4664, 73010), (5194, 65560), (5215, 65296), (5390, 63176), (5830, 58408), (5936, 57365), (5960, 57134), (6160, 55279), (6556, 51940), (7301, 46640), (7420, 45892), (7897, 43120), (8162, 41720), (8195, 41552), (8344, 40810), (8624, 39485), (9328, 36505), (10388, 32780), (10430, 32648), (10780, 31588), (11473, 29680), (11660, 29204), (11920, 28567), (12985, 26224), (13112, 25970), (14602, 23320), (14840, 22946), (15794, 21560), (16324, 20860), (16390, 20776), (16688, 20405)]