19274640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1$

素因数の和:190

約数の個数: 240

約数和(自身を含む): 76334400

約数和(自身を除く): 57059760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 49, 55, 56, 60, 66, 70, 77, 80, 84, 88, 98, 105, 110, 112, 120, 132, 140, 147, 149, 154, 165, 168, 176, 196, 210, 220, 231, 240, 245, 264, 280, 294, 298, 308, 330, 336, 385, 392, 420, 440, 447, 462, 490, 528, 539, 560, 588, 596, 616, 660, 735, 745, 770, 784, 840, 880, 894, 924, 980, 1043, 1078, 1155, 1176, 1192, 1232, 1320, 1470, 1490, 1540, 1617, 1639, 1680, 1788, 1848, 1960, 2086, 2156, 2235, 2310, 2352, 2384, 2640, 2695, 2940, 2980, 3080, 3129, 3234, 3278, 3576, 3696, 3920, 4172, 4312, 4470, 4620, 4917, 5215, 5390, 5880, 5960, 6160, 6258, 6468, 6556, 7152, 7301, 8085, 8195, 8344, 8624, 8940, 9240, 9834, 10430, 10780, 11473, 11760, 11920, 12516, 12936, 13112, 14602, 15645, 16170, 16390, 16688, 17880, 18480, 19668, 20860, 21560, 21903, 22946, 24585, 25032, 25872, 26224, 29204, 31290, 32340, 32780, 34419, 35760, 36505, 39336, 41720, 43120, 43806, 45892, 49170, 50064, 57365, 58408, 62580, 64680, 65560, 68838, 73010, 78672, 80311, 83440, 87612, 91784, 98340, 109515, 114730, 116816, 125160, 129360, 131120, 137676, 146020, 160622, 172095, 175224, 183568, 196680, 219030, 229460, 240933, 250320, 275352, 292040, 321244, 344190, 350448, 393360, 401555, 438060, 458920, 481866, 550704, 584080, 642488, 688380, 803110, 876120, 917840, 963732, 1204665, 1284976, 1376760, 1606220, 1752240, 1927464, 2409330, 2753520, 3212440, 3854928, 4818660, 6424880, 9637320, 19274640]

約数ペア:

[(1, 19274640), (2, 9637320), (3, 6424880), (4, 4818660), (5, 3854928), (6, 3212440), (7, 2753520), (8, 2409330), (10, 1927464), (11, 1752240), (12, 1606220), (14, 1376760), (15, 1284976), (16, 1204665), (20, 963732), (21, 917840), (22, 876120), (24, 803110), (28, 688380), (30, 642488), (33, 584080), (35, 550704), (40, 481866), (42, 458920), (44, 438060), (48, 401555), (49, 393360), (55, 350448), (56, 344190), (60, 321244), (66, 292040), (70, 275352), (77, 250320), (80, 240933), (84, 229460), (88, 219030), (98, 196680), (105, 183568), (110, 175224), (112, 172095), (120, 160622), (132, 146020), (140, 137676), (147, 131120), (149, 129360), (154, 125160), (165, 116816), (168, 114730), (176, 109515), (196, 98340), (210, 91784), (220, 87612), (231, 83440), (240, 80311), (245, 78672), (264, 73010), (280, 68838), (294, 65560), (298, 64680), (308, 62580), (330, 58408), (336, 57365), (385, 50064), (392, 49170), (420, 45892), (440, 43806), (447, 43120), (462, 41720), (490, 39336), (528, 36505), (539, 35760), (560, 34419), (588, 32780), (596, 32340), (616, 31290), (660, 29204), (735, 26224), (745, 25872), (770, 25032), (784, 24585), (840, 22946), (880, 21903), (894, 21560), (924, 20860), (980, 19668), (1043, 18480), (1078, 17880), (1155, 16688), (1176, 16390), (1192, 16170), (1232, 15645), (1320, 14602), (1470, 13112), (1490, 12936), (1540, 12516), (1617, 11920), (1639, 11760), (1680, 11473), (1788, 10780), (1848, 10430), (1960, 9834), (2086, 9240), (2156, 8940), (2235, 8624), (2310, 8344), (2352, 8195), (2384, 8085), (2640, 7301), (2695, 7152), (2940, 6556), (2980, 6468), (3080, 6258), (3129, 6160), (3234, 5960), (3278, 5880), (3576, 5390), (3696, 5215), (3920, 4917), (4172, 4620), (4312, 4470)]