240639360

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:377

約数の個数: 256

約数和(自身を含む): 855429120

約数和(自身を除く): 614789760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 32, 39, 40, 48, 52, 60, 62, 64, 65, 78, 80, 93, 96, 104, 120, 124, 128, 130, 155, 156, 160, 186, 192, 195, 208, 240, 248, 260, 310, 311, 312, 320, 372, 384, 390, 403, 416, 465, 480, 496, 520, 620, 622, 624, 640, 744, 780, 806, 832, 930, 933, 960, 992, 1040, 1209, 1240, 1244, 1248, 1488, 1555, 1560, 1612, 1664, 1860, 1866, 1920, 1984, 2015, 2080, 2418, 2480, 2488, 2496, 2976, 3110, 3120, 3224, 3720, 3732, 3968, 4030, 4043, 4160, 4665, 4836, 4960, 4976, 4992, 5952, 6045, 6220, 6240, 6448, 7440, 7464, 8060, 8086, 8320, 9330, 9641, 9672, 9920, 9952, 11904, 12090, 12129, 12440, 12480, 12896, 14880, 14928, 16120, 16172, 18660, 19282, 19344, 19840, 19904, 20215, 24180, 24258, 24880, 24960, 25792, 28923, 29760, 29856, 32240, 32344, 37320, 38564, 38688, 39808, 40430, 48205, 48360, 48516, 49760, 51584, 57846, 59520, 59712, 60645, 64480, 64688, 74640, 77128, 77376, 80860, 96410, 96720, 97032, 99520, 115692, 119424, 121290, 125333, 128960, 129376, 144615, 149280, 154256, 154752, 161720, 192820, 193440, 194064, 199040, 231384, 242580, 250666, 257920, 258752, 289230, 298560, 308512, 323440, 375999, 385640, 386880, 388128, 462768, 485160, 501332, 517504, 578460, 597120, 617024, 626665, 646880, 751998, 771280, 773760, 776256, 925536, 970320, 1002664, 1156920, 1234048, 1253330, 1293760, 1503996, 1542560, 1552512, 1851072, 1879995, 1940640, 2005328, 2313840, 2506660, 2587520, 3007992, 3085120, 3702144, 3759990, 3881280, 4010656, 4627680, 5013320, 6015984, 6170240, 7519980, 7762560, 8021312, 9255360, 10026640, 12031968, 15039960, 16042624, 18510720, 20053280, 24063936, 30079920, 40106560, 48127872, 60159840, 80213120, 120319680, 240639360]

約数ペア:

[(1, 240639360), (2, 120319680), (3, 80213120), (4, 60159840), (5, 48127872), (6, 40106560), (8, 30079920), (10, 24063936), (12, 20053280), (13, 18510720), (15, 16042624), (16, 15039960), (20, 12031968), (24, 10026640), (26, 9255360), (30, 8021312), (31, 7762560), (32, 7519980), (39, 6170240), (40, 6015984), (48, 5013320), (52, 4627680), (60, 4010656), (62, 3881280), (64, 3759990), (65, 3702144), (78, 3085120), (80, 3007992), (93, 2587520), (96, 2506660), (104, 2313840), (120, 2005328), (124, 1940640), (128, 1879995), (130, 1851072), (155, 1552512), (156, 1542560), (160, 1503996), (186, 1293760), (192, 1253330), (195, 1234048), (208, 1156920), (240, 1002664), (248, 970320), (260, 925536), (310, 776256), (311, 773760), (312, 771280), (320, 751998), (372, 646880), (384, 626665), (390, 617024), (403, 597120), (416, 578460), (465, 517504), (480, 501332), (496, 485160), (520, 462768), (620, 388128), (622, 386880), (624, 385640), (640, 375999), (744, 323440), (780, 308512), (806, 298560), (832, 289230), (930, 258752), (933, 257920), (960, 250666), (992, 242580), (1040, 231384), (1209, 199040), (1240, 194064), (1244, 193440), (1248, 192820), (1488, 161720), (1555, 154752), (1560, 154256), (1612, 149280), (1664, 144615), (1860, 129376), (1866, 128960), (1920, 125333), (1984, 121290), (2015, 119424), (2080, 115692), (2418, 99520), (2480, 97032), (2488, 96720), (2496, 96410), (2976, 80860), (3110, 77376), (3120, 77128), (3224, 74640), (3720, 64688), (3732, 64480), (3968, 60645), (4030, 59712), (4043, 59520), (4160, 57846), (4665, 51584), (4836, 49760), (4960, 48516), (4976, 48360), (4992, 48205), (5952, 40430), (6045, 39808), (6220, 38688), (6240, 38564), (6448, 37320), (7440, 32344), (7464, 32240), (8060, 29856), (8086, 29760), (8320, 28923), (9330, 25792), (9641, 24960), (9672, 24880), (9920, 24258), (9952, 24180), (11904, 20215), (12090, 19904), (12129, 19840), (12440, 19344), (12480, 19282), (12896, 18660), (14880, 16172), (14928, 16120)]