204604960

素因数分解:

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

素因数の和:207

約数の個数: 192

約数和(自身を含む): 585252864

約数和(自身を除く): 380647904

約数列:

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

約数ペア:

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