409209920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:209

約数の個数: 224

約数和(自身を含む): 1179795456

約数和(自身を除く): 770585536

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 71, 80, 83, 112, 124, 140, 142, 155, 160, 166, 217, 224, 248, 280, 284, 310, 320, 332, 355, 415, 434, 448, 496, 497, 560, 568, 581, 620, 664, 710, 830, 868, 992, 994, 1085, 1120, 1136, 1162, 1240, 1328, 1420, 1660, 1736, 1984, 1988, 2170, 2201, 2240, 2272, 2324, 2480, 2485, 2573, 2656, 2840, 2905, 3320, 3472, 3976, 4340, 4402, 4544, 4648, 4960, 4970, 5146, 5312, 5680, 5810, 5893, 6640, 6944, 7952, 8680, 8804, 9296, 9920, 9940, 10292, 11005, 11360, 11620, 11786, 12865, 13280, 13888, 15407, 15904, 17360, 17608, 18011, 18592, 19880, 20584, 22010, 22720, 23240, 23572, 25730, 26560, 29465, 30814, 31808, 34720, 35216, 36022, 37184, 39760, 41168, 41251, 44020, 46480, 47144, 51460, 58930, 61628, 69440, 70432, 72044, 77035, 79520, 82336, 82502, 88040, 90055, 92960, 94288, 102920, 117860, 123256, 140864, 144088, 154070, 159040, 164672, 165004, 176080, 180110, 182683, 185920, 188576, 205840, 206255, 235720, 246512, 288176, 308140, 330008, 352160, 360220, 365366, 377152, 411680, 412510, 471440, 493024, 576352, 616280, 660016, 704320, 720440, 730732, 823360, 825020, 913415, 942880, 986048, 1152704, 1232560, 1278781, 1320032, 1440880, 1461464, 1650040, 1826830, 1885760, 2465120, 2557562, 2640064, 2881760, 2922928, 3300080, 3653660, 4930240, 5115124, 5763520, 5845856, 6393905, 6600160, 7307320, 10230248, 11691712, 12787810, 13200320, 14614640, 20460496, 25575620, 29229280, 40920992, 51151240, 58458560, 81841984, 102302480, 204604960, 409209920]

約数ペア:

[(1, 409209920), (2, 204604960), (4, 102302480), (5, 81841984), (7, 58458560), (8, 51151240), (10, 40920992), (14, 29229280), (16, 25575620), (20, 20460496), (28, 14614640), (31, 13200320), (32, 12787810), (35, 11691712), (40, 10230248), (56, 7307320), (62, 6600160), (64, 6393905), (70, 5845856), (71, 5763520), (80, 5115124), (83, 4930240), (112, 3653660), (124, 3300080), (140, 2922928), (142, 2881760), (155, 2640064), (160, 2557562), (166, 2465120), (217, 1885760), (224, 1826830), (248, 1650040), (280, 1461464), (284, 1440880), (310, 1320032), (320, 1278781), (332, 1232560), (355, 1152704), (415, 986048), (434, 942880), (448, 913415), (496, 825020), (497, 823360), (560, 730732), (568, 720440), (581, 704320), (620, 660016), (664, 616280), (710, 576352), (830, 493024), (868, 471440), (992, 412510), (994, 411680), (1085, 377152), (1120, 365366), (1136, 360220), (1162, 352160), (1240, 330008), (1328, 308140), (1420, 288176), (1660, 246512), (1736, 235720), (1984, 206255), (1988, 205840), (2170, 188576), (2201, 185920), (2240, 182683), (2272, 180110), (2324, 176080), (2480, 165004), (2485, 164672), (2573, 159040), (2656, 154070), (2840, 144088), (2905, 140864), (3320, 123256), (3472, 117860), (3976, 102920), (4340, 94288), (4402, 92960), (4544, 90055), (4648, 88040), (4960, 82502), (4970, 82336), (5146, 79520), (5312, 77035), (5680, 72044), (5810, 70432), (5893, 69440), (6640, 61628), (6944, 58930), (7952, 51460), (8680, 47144), (8804, 46480), (9296, 44020), (9920, 41251), (9940, 41168), (10292, 39760), (11005, 37184), (11360, 36022), (11620, 35216), (11786, 34720), (12865, 31808), (13280, 30814), (13888, 29465), (15407, 26560), (15904, 25730), (17360, 23572), (17608, 23240), (18011, 22720), (18592, 22010), (19880, 20584)]