821186880

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:497

約数の個数: 224

約数和(自身を含む): 2728813440

約数和(自身を除く): 1907626560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 61, 64, 74, 80, 96, 111, 120, 122, 148, 160, 183, 185, 192, 222, 240, 244, 296, 305, 320, 366, 370, 379, 444, 480, 488, 555, 592, 610, 732, 740, 758, 888, 915, 960, 976, 1110, 1137, 1184, 1220, 1464, 1480, 1516, 1776, 1830, 1895, 1952, 2220, 2257, 2274, 2368, 2440, 2928, 2960, 3032, 3552, 3660, 3790, 3904, 4440, 4514, 4548, 4880, 5685, 5856, 5920, 6064, 6771, 7104, 7320, 7580, 8880, 9028, 9096, 9760, 11285, 11370, 11712, 11840, 12128, 13542, 14023, 14640, 15160, 17760, 18056, 18192, 19520, 22570, 22740, 23119, 24256, 27084, 28046, 29280, 30320, 33855, 35520, 36112, 36384, 42069, 45140, 45480, 46238, 54168, 56092, 58560, 60640, 67710, 69357, 70115, 72224, 72768, 84138, 90280, 90960, 92476, 108336, 112184, 115595, 121280, 135420, 138714, 140230, 144448, 168276, 180560, 181920, 184952, 210345, 216672, 224368, 231190, 270840, 277428, 280460, 336552, 346785, 361120, 363840, 369904, 420690, 433344, 448736, 462380, 541680, 554856, 560920, 673104, 693570, 722240, 739808, 841380, 855403, 897472, 924760, 1083360, 1109712, 1121840, 1346208, 1387140, 1479616, 1682760, 1710806, 1849520, 2166720, 2219424, 2243680, 2566209, 2692416, 2774280, 3365520, 3421612, 3699040, 4277015, 4438848, 4487360, 5132418, 5548560, 6731040, 6843224, 7398080, 8554030, 10264836, 11097120, 12831045, 13462080, 13686448, 17108060, 20529672, 22194240, 25662090, 27372896, 34216120, 41059344, 51324180, 54745792, 68432240, 82118688, 102648360, 136864480, 164237376, 205296720, 273728960, 410593440, 821186880]

約数ペア:

[(1, 821186880), (2, 410593440), (3, 273728960), (4, 205296720), (5, 164237376), (6, 136864480), (8, 102648360), (10, 82118688), (12, 68432240), (15, 54745792), (16, 51324180), (20, 41059344), (24, 34216120), (30, 27372896), (32, 25662090), (37, 22194240), (40, 20529672), (48, 17108060), (60, 13686448), (61, 13462080), (64, 12831045), (74, 11097120), (80, 10264836), (96, 8554030), (111, 7398080), (120, 6843224), (122, 6731040), (148, 5548560), (160, 5132418), (183, 4487360), (185, 4438848), (192, 4277015), (222, 3699040), (240, 3421612), (244, 3365520), (296, 2774280), (305, 2692416), (320, 2566209), (366, 2243680), (370, 2219424), (379, 2166720), (444, 1849520), (480, 1710806), (488, 1682760), (555, 1479616), (592, 1387140), (610, 1346208), (732, 1121840), (740, 1109712), (758, 1083360), (888, 924760), (915, 897472), (960, 855403), (976, 841380), (1110, 739808), (1137, 722240), (1184, 693570), (1220, 673104), (1464, 560920), (1480, 554856), (1516, 541680), (1776, 462380), (1830, 448736), (1895, 433344), (1952, 420690), (2220, 369904), (2257, 363840), (2274, 361120), (2368, 346785), (2440, 336552), (2928, 280460), (2960, 277428), (3032, 270840), (3552, 231190), (3660, 224368), (3790, 216672), (3904, 210345), (4440, 184952), (4514, 181920), (4548, 180560), (4880, 168276), (5685, 144448), (5856, 140230), (5920, 138714), (6064, 135420), (6771, 121280), (7104, 115595), (7320, 112184), (7580, 108336), (8880, 92476), (9028, 90960), (9096, 90280), (9760, 84138), (11285, 72768), (11370, 72224), (11712, 70115), (11840, 69357), (12128, 67710), (13542, 60640), (14023, 58560), (14640, 56092), (15160, 54168), (17760, 46238), (18056, 45480), (18192, 45140), (19520, 42069), (22570, 36384), (22740, 36112), (23119, 35520), (24256, 33855), (27084, 30320), (28046, 29280)]