72406080

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{811}}^1$

素因数の和:865

約数の個数: 168

約数和(自身を含む): 257397504

約数和(自身を除く): 184991424

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 192, 240, 248, 279, 288, 310, 320, 360, 372, 465, 480, 496, 558, 576, 620, 720, 744, 811, 930, 960, 992, 1116, 1240, 1395, 1440, 1488, 1622, 1860, 1984, 2232, 2433, 2480, 2790, 2880, 2976, 3244, 3720, 4055, 4464, 4866, 4960, 5580, 5952, 6488, 7299, 7440, 8110, 8928, 9732, 9920, 11160, 12165, 12976, 14598, 14880, 16220, 17856, 19464, 22320, 24330, 25141, 25952, 29196, 29760, 32440, 36495, 38928, 44640, 48660, 50282, 51904, 58392, 64880, 72990, 75423, 77856, 89280, 97320, 100564, 116784, 125705, 129760, 145980, 150846, 155712, 194640, 201128, 226269, 233568, 251410, 259520, 291960, 301692, 377115, 389280, 402256, 452538, 467136, 502820, 583920, 603384, 754230, 778560, 804512, 905076, 1005640, 1131345, 1167840, 1206768, 1508460, 1609024, 1810152, 2011280, 2262690, 2335680, 2413536, 3016920, 3620304, 4022560, 4525380, 4827072, 6033840, 7240608, 8045120, 9050760, 12067680, 14481216, 18101520, 24135360, 36203040, 72406080]

約数ペア:

[(1, 72406080), (2, 36203040), (3, 24135360), (4, 18101520), (5, 14481216), (6, 12067680), (8, 9050760), (9, 8045120), (10, 7240608), (12, 6033840), (15, 4827072), (16, 4525380), (18, 4022560), (20, 3620304), (24, 3016920), (30, 2413536), (31, 2335680), (32, 2262690), (36, 2011280), (40, 1810152), (45, 1609024), (48, 1508460), (60, 1206768), (62, 1167840), (64, 1131345), (72, 1005640), (80, 905076), (90, 804512), (93, 778560), (96, 754230), (120, 603384), (124, 583920), (144, 502820), (155, 467136), (160, 452538), (180, 402256), (186, 389280), (192, 377115), (240, 301692), (248, 291960), (279, 259520), (288, 251410), (310, 233568), (320, 226269), (360, 201128), (372, 194640), (465, 155712), (480, 150846), (496, 145980), (558, 129760), (576, 125705), (620, 116784), (720, 100564), (744, 97320), (811, 89280), (930, 77856), (960, 75423), (992, 72990), (1116, 64880), (1240, 58392), (1395, 51904), (1440, 50282), (1488, 48660), (1622, 44640), (1860, 38928), (1984, 36495), (2232, 32440), (2433, 29760), (2480, 29196), (2790, 25952), (2880, 25141), (2976, 24330), (3244, 22320), (3720, 19464), (4055, 17856), (4464, 16220), (4866, 14880), (4960, 14598), (5580, 12976), (5952, 12165), (6488, 11160), (7299, 9920), (7440, 9732), (8110, 8928)]