128781120

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{607}}^1$

素因数の和:657

約数の個数: 224

約数和(自身を含む): 467002368

約数和(自身を除く): 338221248

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 24, 26, 30, 32, 34, 39, 40, 48, 51, 52, 60, 64, 65, 68, 78, 80, 85, 96, 102, 104, 120, 130, 136, 156, 160, 170, 192, 195, 204, 208, 221, 240, 255, 260, 272, 312, 320, 340, 390, 408, 416, 442, 480, 510, 520, 544, 607, 624, 663, 680, 780, 816, 832, 884, 960, 1020, 1040, 1088, 1105, 1214, 1248, 1326, 1360, 1560, 1632, 1768, 1821, 2040, 2080, 2210, 2428, 2496, 2652, 2720, 3035, 3120, 3264, 3315, 3536, 3642, 4080, 4160, 4420, 4856, 5304, 5440, 6070, 6240, 6630, 7072, 7284, 7891, 8160, 8840, 9105, 9712, 10319, 10608, 12140, 12480, 13260, 14144, 14568, 15782, 16320, 17680, 18210, 19424, 20638, 21216, 23673, 24280, 26520, 29136, 30957, 31564, 35360, 36420, 38848, 39455, 41276, 42432, 47346, 48560, 51595, 53040, 58272, 61914, 63128, 70720, 72840, 78910, 82552, 94692, 97120, 103190, 106080, 116544, 118365, 123828, 126256, 134147, 145680, 154785, 157820, 165104, 189384, 194240, 206380, 212160, 236730, 247656, 252512, 268294, 291360, 309570, 315640, 330208, 378768, 402441, 412760, 473460, 495312, 505024, 536588, 582720, 619140, 631280, 660416, 670735, 757536, 804882, 825520, 946920, 990624, 1073176, 1238280, 1262560, 1341470, 1515072, 1609764, 1651040, 1893840, 1981248, 2012205, 2146352, 2476560, 2525120, 2682940, 3219528, 3302080, 3787680, 4024410, 4292704, 4953120, 5365880, 6439056, 7575360, 8048820, 8585408, 9906240, 10731760, 12878112, 16097640, 21463520, 25756224, 32195280, 42927040, 64390560, 128781120]

約数ペア:

[(1, 128781120), (2, 64390560), (3, 42927040), (4, 32195280), (5, 25756224), (6, 21463520), (8, 16097640), (10, 12878112), (12, 10731760), (13, 9906240), (15, 8585408), (16, 8048820), (17, 7575360), (20, 6439056), (24, 5365880), (26, 4953120), (30, 4292704), (32, 4024410), (34, 3787680), (39, 3302080), (40, 3219528), (48, 2682940), (51, 2525120), (52, 2476560), (60, 2146352), (64, 2012205), (65, 1981248), (68, 1893840), (78, 1651040), (80, 1609764), (85, 1515072), (96, 1341470), (102, 1262560), (104, 1238280), (120, 1073176), (130, 990624), (136, 946920), (156, 825520), (160, 804882), (170, 757536), (192, 670735), (195, 660416), (204, 631280), (208, 619140), (221, 582720), (240, 536588), (255, 505024), (260, 495312), (272, 473460), (312, 412760), (320, 402441), (340, 378768), (390, 330208), (408, 315640), (416, 309570), (442, 291360), (480, 268294), (510, 252512), (520, 247656), (544, 236730), (607, 212160), (624, 206380), (663, 194240), (680, 189384), (780, 165104), (816, 157820), (832, 154785), (884, 145680), (960, 134147), (1020, 126256), (1040, 123828), (1088, 118365), (1105, 116544), (1214, 106080), (1248, 103190), (1326, 97120), (1360, 94692), (1560, 82552), (1632, 78910), (1768, 72840), (1821, 70720), (2040, 63128), (2080, 61914), (2210, 58272), (2428, 53040), (2496, 51595), (2652, 48560), (2720, 47346), (3035, 42432), (3120, 41276), (3264, 39455), (3315, 38848), (3536, 36420), (3642, 35360), (4080, 31564), (4160, 30957), (4420, 29136), (4856, 26520), (5304, 24280), (5440, 23673), (6070, 21216), (6240, 20638), (6630, 19424), (7072, 18210), (7284, 17680), (7891, 16320), (8160, 15782), (8840, 14568), (9105, 14144), (9712, 13260), (10319, 12480), (10608, 12140)]