642942000

素因数分解:

$2^4\times 3^2\times 5^3\times {\mathrm{23}}^1\times {\mathrm{1553}}^1$

素因数の和:1605

約数の個数: 240

約数和(自身を含む): 2344724928

約数和(自身を除く): 1701782928

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 25, 30, 36, 40, 45, 46, 48, 50, 60, 69, 72, 75, 80, 90, 92, 100, 115, 120, 125, 138, 144, 150, 180, 184, 200, 207, 225, 230, 240, 250, 276, 300, 345, 360, 368, 375, 400, 414, 450, 460, 500, 552, 575, 600, 690, 720, 750, 828, 900, 920, 1000, 1035, 1104, 1125, 1150, 1200, 1380, 1500, 1553, 1656, 1725, 1800, 1840, 2000, 2070, 2250, 2300, 2760, 2875, 3000, 3106, 3312, 3450, 3600, 4140, 4500, 4600, 4659, 5175, 5520, 5750, 6000, 6212, 6900, 7765, 8280, 8625, 9000, 9200, 9318, 10350, 11500, 12424, 13800, 13977, 15530, 16560, 17250, 18000, 18636, 20700, 23000, 23295, 24848, 25875, 27600, 27954, 31060, 34500, 35719, 37272, 38825, 41400, 46000, 46590, 51750, 55908, 62120, 69000, 69885, 71438, 74544, 77650, 82800, 93180, 103500, 107157, 111816, 116475, 124240, 138000, 139770, 142876, 155300, 178595, 186360, 194125, 207000, 214314, 223632, 232950, 279540, 285752, 310600, 321471, 349425, 357190, 372720, 388250, 414000, 428628, 465900, 535785, 559080, 571504, 582375, 621200, 642942, 698850, 714380, 776500, 857256, 892975, 931800, 1071570, 1118160, 1164750, 1285884, 1397700, 1428760, 1553000, 1607355, 1714512, 1747125, 1785950, 1863600, 2143140, 2329500, 2571768, 2678925, 2795400, 2857520, 3106000, 3214710, 3494250, 3571900, 4286280, 4464875, 4659000, 5143536, 5357850, 5590800, 6429420, 6988500, 7143800, 8036775, 8572560, 8929750, 9318000, 10715700, 12858840, 13394625, 13977000, 14287600, 16073550, 17859500, 21431400, 25717680, 26789250, 27954000, 32147100, 35719000, 40183875, 42862800, 53578500, 64294200, 71438000, 80367750, 107157000, 128588400, 160735500, 214314000, 321471000, 642942000]

約数ペア:

[(1, 642942000), (2, 321471000), (3, 214314000), (4, 160735500), (5, 128588400), (6, 107157000), (8, 80367750), (9, 71438000), (10, 64294200), (12, 53578500), (15, 42862800), (16, 40183875), (18, 35719000), (20, 32147100), (23, 27954000), (24, 26789250), (25, 25717680), (30, 21431400), (36, 17859500), (40, 16073550), (45, 14287600), (46, 13977000), (48, 13394625), (50, 12858840), (60, 10715700), (69, 9318000), (72, 8929750), (75, 8572560), (80, 8036775), (90, 7143800), (92, 6988500), (100, 6429420), (115, 5590800), (120, 5357850), (125, 5143536), (138, 4659000), (144, 4464875), (150, 4286280), (180, 3571900), (184, 3494250), (200, 3214710), (207, 3106000), (225, 2857520), (230, 2795400), (240, 2678925), (250, 2571768), (276, 2329500), (300, 2143140), (345, 1863600), (360, 1785950), (368, 1747125), (375, 1714512), (400, 1607355), (414, 1553000), (450, 1428760), (460, 1397700), (500, 1285884), (552, 1164750), (575, 1118160), (600, 1071570), (690, 931800), (720, 892975), (750, 857256), (828, 776500), (900, 714380), (920, 698850), (1000, 642942), (1035, 621200), (1104, 582375), (1125, 571504), (1150, 559080), (1200, 535785), (1380, 465900), (1500, 428628), (1553, 414000), (1656, 388250), (1725, 372720), (1800, 357190), (1840, 349425), (2000, 321471), (2070, 310600), (2250, 285752), (2300, 279540), (2760, 232950), (2875, 223632), (3000, 214314), (3106, 207000), (3312, 194125), (3450, 186360), (3600, 178595), (4140, 155300), (4500, 142876), (4600, 139770), (4659, 138000), (5175, 124240), (5520, 116475), (5750, 111816), (6000, 107157), (6212, 103500), (6900, 93180), (7765, 82800), (8280, 77650), (8625, 74544), (9000, 71438), (9200, 69885), (9318, 69000), (10350, 62120), (11500, 55908), (12424, 51750), (13800, 46590), (13977, 46000), (15530, 41400), (16560, 38825), (17250, 37272), (18000, 35719), (18636, 34500), (20700, 31060), (23000, 27954), (23295, 27600), (24848, 25875)]