402712320

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:271

約数の個数: 288

約数和(自身を含む): 1412812800

約数和(自身を除く): 1010100480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 31, 32, 34, 40, 48, 51, 60, 62, 64, 68, 80, 85, 93, 96, 102, 120, 124, 128, 136, 155, 160, 170, 186, 192, 199, 204, 240, 248, 255, 256, 272, 310, 320, 340, 372, 384, 398, 408, 465, 480, 496, 510, 527, 544, 597, 620, 640, 680, 744, 768, 796, 816, 930, 960, 992, 995, 1020, 1054, 1088, 1194, 1240, 1280, 1360, 1488, 1581, 1592, 1632, 1860, 1920, 1984, 1990, 2040, 2108, 2176, 2388, 2480, 2635, 2720, 2976, 2985, 3162, 3184, 3264, 3383, 3720, 3840, 3968, 3980, 4080, 4216, 4352, 4776, 4960, 5270, 5440, 5952, 5970, 6169, 6324, 6368, 6528, 6766, 7440, 7905, 7936, 7960, 8160, 8432, 9552, 9920, 10149, 10540, 10880, 11904, 11940, 12338, 12648, 12736, 13056, 13532, 14880, 15810, 15920, 16320, 16864, 16915, 18507, 19104, 19840, 20298, 21080, 21760, 23808, 23880, 24676, 25296, 25472, 27064, 29760, 30845, 31620, 31840, 32640, 33728, 33830, 37014, 38208, 39680, 40596, 42160, 47760, 49352, 50592, 50745, 50944, 54128, 59520, 61690, 63240, 63680, 65280, 67456, 67660, 74028, 76416, 81192, 84320, 92535, 95520, 98704, 101184, 101490, 104873, 108256, 119040, 123380, 126480, 127360, 134912, 135320, 148056, 152832, 162384, 168640, 185070, 191040, 197408, 202368, 202980, 209746, 216512, 246760, 252960, 254720, 270640, 296112, 314619, 324768, 337280, 370140, 382080, 394816, 404736, 405960, 419492, 433024, 493520, 505920, 524365, 541280, 592224, 629238, 649536, 674560, 740280, 764160, 789632, 811920, 838984, 866048, 987040, 1011840, 1048730, 1082560, 1184448, 1258476, 1299072, 1480560, 1573095, 1579264, 1623840, 1677968, 1974080, 2023680, 2097460, 2165120, 2368896, 2516952, 2598144, 2961120, 3146190, 3247680, 3355936, 3948160, 4194920, 4330240, 4737792, 5033904, 5922240, 6292380, 6495360, 6711872, 7896320, 8389840, 10067808, 11844480, 12584760, 12990720, 13423744, 16779680, 20135616, 23688960, 25169520, 26847488, 33559360, 40271232, 50339040, 67118720, 80542464, 100678080, 134237440, 201356160, 402712320]

約数ペア:

[(1, 402712320), (2, 201356160), (3, 134237440), (4, 100678080), (5, 80542464), (6, 67118720), (8, 50339040), (10, 40271232), (12, 33559360), (15, 26847488), (16, 25169520), (17, 23688960), (20, 20135616), (24, 16779680), (30, 13423744), (31, 12990720), (32, 12584760), (34, 11844480), (40, 10067808), (48, 8389840), (51, 7896320), (60, 6711872), (62, 6495360), (64, 6292380), (68, 5922240), (80, 5033904), (85, 4737792), (93, 4330240), (96, 4194920), (102, 3948160), (120, 3355936), (124, 3247680), (128, 3146190), (136, 2961120), (155, 2598144), (160, 2516952), (170, 2368896), (186, 2165120), (192, 2097460), (199, 2023680), (204, 1974080), (240, 1677968), (248, 1623840), (255, 1579264), (256, 1573095), (272, 1480560), (310, 1299072), (320, 1258476), (340, 1184448), (372, 1082560), (384, 1048730), (398, 1011840), (408, 987040), (465, 866048), (480, 838984), (496, 811920), (510, 789632), (527, 764160), (544, 740280), (597, 674560), (620, 649536), (640, 629238), (680, 592224), (744, 541280), (768, 524365), (796, 505920), (816, 493520), (930, 433024), (960, 419492), (992, 405960), (995, 404736), (1020, 394816), (1054, 382080), (1088, 370140), (1194, 337280), (1240, 324768), (1280, 314619), (1360, 296112), (1488, 270640), (1581, 254720), (1592, 252960), (1632, 246760), (1860, 216512), (1920, 209746), (1984, 202980), (1990, 202368), (2040, 197408), (2108, 191040), (2176, 185070), (2388, 168640), (2480, 162384), (2635, 152832), (2720, 148056), (2976, 135320), (2985, 134912), (3162, 127360), (3184, 126480), (3264, 123380), (3383, 119040), (3720, 108256), (3840, 104873), (3968, 101490), (3980, 101184), (4080, 98704), (4216, 95520), (4352, 92535), (4776, 84320), (4960, 81192), (5270, 76416), (5440, 74028), (5952, 67660), (5970, 67456), (6169, 65280), (6324, 63680), (6368, 63240), (6528, 61690), (6766, 59520), (7440, 54128), (7905, 50944), (7936, 50745), (7960, 50592), (8160, 49352), (8432, 47760), (9552, 42160), (9920, 40596), (10149, 39680), (10540, 38208), (10880, 37014), (11904, 33830), (11940, 33728), (12338, 32640), (12648, 31840), (12736, 31620), (13056, 30845), (13532, 29760), (14880, 27064), (15810, 25472), (15920, 25296), (16320, 24676), (16864, 23880), (16915, 23808), (18507, 21760), (19104, 21080), (19840, 20298)]