28966080

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1$

素因数の和:255

約数の個数: 224

約数和(自身を含む): 108557568

約数和(自身を除く): 79591488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 32, 33, 39, 40, 44, 48, 52, 55, 60, 64, 65, 66, 78, 80, 88, 96, 104, 110, 120, 130, 132, 143, 156, 160, 165, 176, 192, 195, 208, 211, 220, 240, 260, 264, 286, 312, 320, 330, 352, 390, 416, 422, 429, 440, 480, 520, 528, 572, 624, 633, 660, 704, 715, 780, 832, 844, 858, 880, 960, 1040, 1055, 1056, 1144, 1248, 1266, 1320, 1430, 1560, 1688, 1716, 1760, 2080, 2110, 2112, 2145, 2288, 2321, 2496, 2532, 2640, 2743, 2860, 3120, 3165, 3376, 3432, 3520, 4160, 4220, 4290, 4576, 4642, 5064, 5280, 5486, 5720, 6240, 6330, 6752, 6864, 6963, 8229, 8440, 8580, 9152, 9284, 10128, 10560, 10972, 11440, 11605, 12480, 12660, 13504, 13715, 13728, 13926, 16458, 16880, 17160, 18568, 20256, 21944, 22880, 23210, 25320, 27430, 27456, 27852, 30173, 32916, 33760, 34320, 34815, 37136, 40512, 41145, 43888, 45760, 46420, 50640, 54860, 55704, 60346, 65832, 67520, 68640, 69630, 74272, 82290, 87776, 90519, 92840, 101280, 109720, 111408, 120692, 131664, 137280, 139260, 148544, 150865, 164580, 175552, 181038, 185680, 202560, 219440, 222816, 241384, 263328, 278520, 301730, 329160, 362076, 371360, 438880, 445632, 452595, 482768, 526656, 557040, 603460, 658320, 724152, 742720, 877760, 905190, 965536, 1114080, 1206920, 1316640, 1448304, 1810380, 1931072, 2228160, 2413840, 2633280, 2896608, 3620760, 4827680, 5793216, 7241520, 9655360, 14483040, 28966080]

約数ペア:

[(1, 28966080), (2, 14483040), (3, 9655360), (4, 7241520), (5, 5793216), (6, 4827680), (8, 3620760), (10, 2896608), (11, 2633280), (12, 2413840), (13, 2228160), (15, 1931072), (16, 1810380), (20, 1448304), (22, 1316640), (24, 1206920), (26, 1114080), (30, 965536), (32, 905190), (33, 877760), (39, 742720), (40, 724152), (44, 658320), (48, 603460), (52, 557040), (55, 526656), (60, 482768), (64, 452595), (65, 445632), (66, 438880), (78, 371360), (80, 362076), (88, 329160), (96, 301730), (104, 278520), (110, 263328), (120, 241384), (130, 222816), (132, 219440), (143, 202560), (156, 185680), (160, 181038), (165, 175552), (176, 164580), (192, 150865), (195, 148544), (208, 139260), (211, 137280), (220, 131664), (240, 120692), (260, 111408), (264, 109720), (286, 101280), (312, 92840), (320, 90519), (330, 87776), (352, 82290), (390, 74272), (416, 69630), (422, 68640), (429, 67520), (440, 65832), (480, 60346), (520, 55704), (528, 54860), (572, 50640), (624, 46420), (633, 45760), (660, 43888), (704, 41145), (715, 40512), (780, 37136), (832, 34815), (844, 34320), (858, 33760), (880, 32916), (960, 30173), (1040, 27852), (1055, 27456), (1056, 27430), (1144, 25320), (1248, 23210), (1266, 22880), (1320, 21944), (1430, 20256), (1560, 18568), (1688, 17160), (1716, 16880), (1760, 16458), (2080, 13926), (2110, 13728), (2112, 13715), (2145, 13504), (2288, 12660), (2321, 12480), (2496, 11605), (2532, 11440), (2640, 10972), (2743, 10560), (2860, 10128), (3120, 9284), (3165, 9152), (3376, 8580), (3432, 8440), (3520, 8229), (4160, 6963), (4220, 6864), (4290, 6752), (4576, 6330), (4642, 6240), (5064, 5720), (5280, 5486)]