191917320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:412

約数の個数: 192

約数和(自身を含む): 677652480

約数和(自身を除く): 485735160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 127, 140, 147, 168, 196, 210, 245, 254, 257, 280, 294, 381, 392, 420, 490, 508, 514, 588, 635, 735, 762, 771, 840, 889, 980, 1016, 1028, 1176, 1270, 1285, 1470, 1524, 1542, 1778, 1799, 1905, 1960, 2056, 2540, 2570, 2667, 2940, 3048, 3084, 3556, 3598, 3810, 3855, 4445, 5080, 5140, 5334, 5397, 5880, 6168, 6223, 7112, 7196, 7620, 7710, 8890, 8995, 10280, 10668, 10794, 12446, 12593, 13335, 14392, 15240, 15420, 17780, 17990, 18669, 21336, 21588, 24892, 25186, 26670, 26985, 30840, 31115, 32639, 35560, 35980, 37338, 37779, 43176, 49784, 50372, 53340, 53970, 62230, 62965, 65278, 71960, 74676, 75558, 93345, 97917, 100744, 106680, 107940, 124460, 125930, 130556, 149352, 151116, 163195, 186690, 188895, 195834, 215880, 228473, 248920, 251860, 261112, 302232, 326390, 373380, 377790, 391668, 456946, 489585, 503720, 652780, 685419, 746760, 755580, 783336, 913892, 979170, 1142365, 1305560, 1370838, 1511160, 1599311, 1827784, 1958340, 2284730, 2741676, 3198622, 3427095, 3916680, 4569460, 4797933, 5483352, 6397244, 6854190, 7996555, 9138920, 9595866, 12794488, 13708380, 15993110, 19191732, 23989665, 27416760, 31986220, 38383464, 47979330, 63972440, 95958660, 191917320]

約数ペア:

[(1, 191917320), (2, 95958660), (3, 63972440), (4, 47979330), (5, 38383464), (6, 31986220), (7, 27416760), (8, 23989665), (10, 19191732), (12, 15993110), (14, 13708380), (15, 12794488), (20, 9595866), (21, 9138920), (24, 7996555), (28, 6854190), (30, 6397244), (35, 5483352), (40, 4797933), (42, 4569460), (49, 3916680), (56, 3427095), (60, 3198622), (70, 2741676), (84, 2284730), (98, 1958340), (105, 1827784), (120, 1599311), (127, 1511160), (140, 1370838), (147, 1305560), (168, 1142365), (196, 979170), (210, 913892), (245, 783336), (254, 755580), (257, 746760), (280, 685419), (294, 652780), (381, 503720), (392, 489585), (420, 456946), (490, 391668), (508, 377790), (514, 373380), (588, 326390), (635, 302232), (735, 261112), (762, 251860), (771, 248920), (840, 228473), (889, 215880), (980, 195834), (1016, 188895), (1028, 186690), (1176, 163195), (1270, 151116), (1285, 149352), (1470, 130556), (1524, 125930), (1542, 124460), (1778, 107940), (1799, 106680), (1905, 100744), (1960, 97917), (2056, 93345), (2540, 75558), (2570, 74676), (2667, 71960), (2940, 65278), (3048, 62965), (3084, 62230), (3556, 53970), (3598, 53340), (3810, 50372), (3855, 49784), (4445, 43176), (5080, 37779), (5140, 37338), (5334, 35980), (5397, 35560), (5880, 32639), (6168, 31115), (6223, 30840), (7112, 26985), (7196, 26670), (7620, 25186), (7710, 24892), (8890, 21588), (8995, 21336), (10280, 18669), (10668, 17990), (10794, 17780), (12446, 15420), (12593, 15240), (13335, 14392)]