820602240

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{811}}^1$

素因数の和:881

約数の個数: 256

約数和(自身を含む): 2862397440

約数和(自身を除く): 2041795200

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, 204, 240, 248, 255, 272, 310, 320, 340, 372, 384, 408, 465, 480, 496, 510, 527, 544, 620, 640, 680, 744, 811, 816, 930, 960, 992, 1020, 1054, 1088, 1240, 1360, 1488, 1581, 1622, 1632, 1860, 1920, 1984, 2040, 2108, 2176, 2433, 2480, 2635, 2720, 2976, 3162, 3244, 3264, 3720, 3968, 4055, 4080, 4216, 4866, 4960, 5270, 5440, 5952, 6324, 6488, 6528, 7440, 7905, 8110, 8160, 8432, 9732, 9920, 10540, 10880, 11904, 12165, 12648, 12976, 13787, 14880, 15810, 16220, 16320, 16864, 19464, 19840, 21080, 24330, 25141, 25296, 25952, 27574, 29760, 31620, 32440, 32640, 33728, 38928, 41361, 42160, 48660, 50282, 50592, 51904, 55148, 59520, 63240, 64880, 67456, 68935, 75423, 77856, 82722, 84320, 97320, 100564, 101184, 103808, 110296, 125705, 126480, 129760, 137870, 150846, 155712, 165444, 168640, 194640, 201128, 202368, 206805, 220592, 251410, 252960, 259520, 275740, 301692, 311424, 330888, 337280, 377115, 389280, 402256, 413610, 427397, 441184, 502820, 505920, 519040, 551480, 603384, 661776, 754230, 778560, 804512, 827220, 854794, 882368, 1005640, 1011840, 1102960, 1206768, 1282191, 1323552, 1508460, 1557120, 1609024, 1654440, 1709588, 1764736, 2011280, 2136985, 2205920, 2413536, 2564382, 2647104, 3016920, 3218048, 3308880, 3419176, 4022560, 4273970, 4411840, 4827072, 5128764, 5294208, 6033840, 6410955, 6617760, 6838352, 8045120, 8547940, 8823680, 9654144, 10257528, 12067680, 12821910, 13235520, 13676704, 16090240, 17095880, 20515056, 24135360, 25643820, 26471040, 27353408, 34191760, 41030112, 48270720, 51287640, 54706816, 68383520, 82060224, 102575280, 136767040, 164120448, 205150560, 273534080, 410301120, 820602240]

約数ペア:

[(1, 820602240), (2, 410301120), (3, 273534080), (4, 205150560), (5, 164120448), (6, 136767040), (8, 102575280), (10, 82060224), (12, 68383520), (15, 54706816), (16, 51287640), (17, 48270720), (20, 41030112), (24, 34191760), (30, 27353408), (31, 26471040), (32, 25643820), (34, 24135360), (40, 20515056), (48, 17095880), (51, 16090240), (60, 13676704), (62, 13235520), (64, 12821910), (68, 12067680), (80, 10257528), (85, 9654144), (93, 8823680), (96, 8547940), (102, 8045120), (120, 6838352), (124, 6617760), (128, 6410955), (136, 6033840), (155, 5294208), (160, 5128764), (170, 4827072), (186, 4411840), (192, 4273970), (204, 4022560), (240, 3419176), (248, 3308880), (255, 3218048), (272, 3016920), (310, 2647104), (320, 2564382), (340, 2413536), (372, 2205920), (384, 2136985), (408, 2011280), (465, 1764736), (480, 1709588), (496, 1654440), (510, 1609024), (527, 1557120), (544, 1508460), (620, 1323552), (640, 1282191), (680, 1206768), (744, 1102960), (811, 1011840), (816, 1005640), (930, 882368), (960, 854794), (992, 827220), (1020, 804512), (1054, 778560), (1088, 754230), (1240, 661776), (1360, 603384), (1488, 551480), (1581, 519040), (1622, 505920), (1632, 502820), (1860, 441184), (1920, 427397), (1984, 413610), (2040, 402256), (2108, 389280), (2176, 377115), (2433, 337280), (2480, 330888), (2635, 311424), (2720, 301692), (2976, 275740), (3162, 259520), (3244, 252960), (3264, 251410), (3720, 220592), (3968, 206805), (4055, 202368), (4080, 201128), (4216, 194640), (4866, 168640), (4960, 165444), (5270, 155712), (5440, 150846), (5952, 137870), (6324, 129760), (6488, 126480), (6528, 125705), (7440, 110296), (7905, 103808), (8110, 101184), (8160, 100564), (8432, 97320), (9732, 84320), (9920, 82722), (10540, 77856), (10880, 75423), (11904, 68935), (12165, 67456), (12648, 64880), (12976, 63240), (13787, 59520), (14880, 55148), (15810, 51904), (16220, 50592), (16320, 50282), (16864, 48660), (19464, 42160), (19840, 41361), (21080, 38928), (24330, 33728), (25141, 32640), (25296, 32440), (25952, 31620), (27574, 29760)]