27987960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1$

素因数の和:278

約数の個数: 256

約数和(自身を含む): 113218560

約数和(自身を除く): 85230600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 13, 14, 15, 20, 21, 22, 24, 26, 28, 30, 33, 35, 39, 40, 42, 44, 52, 55, 56, 60, 65, 66, 70, 77, 78, 84, 88, 91, 104, 105, 110, 120, 130, 132, 140, 143, 154, 156, 165, 168, 182, 195, 210, 220, 231, 233, 260, 264, 273, 280, 286, 308, 312, 330, 364, 385, 390, 420, 429, 440, 455, 462, 466, 520, 546, 572, 616, 660, 699, 715, 728, 770, 780, 840, 858, 910, 924, 932, 1001, 1092, 1144, 1155, 1165, 1320, 1365, 1398, 1430, 1540, 1560, 1631, 1716, 1820, 1848, 1864, 2002, 2145, 2184, 2310, 2330, 2563, 2730, 2796, 2860, 3003, 3029, 3080, 3262, 3432, 3495, 3640, 4004, 4290, 4620, 4660, 4893, 5005, 5126, 5460, 5592, 5720, 6006, 6058, 6524, 6990, 7689, 8008, 8155, 8580, 9087, 9240, 9320, 9786, 10010, 10252, 10920, 12012, 12116, 12815, 13048, 13980, 15015, 15145, 15378, 16310, 17160, 17941, 18174, 19572, 20020, 20504, 21203, 24024, 24232, 24465, 25630, 27960, 30030, 30290, 30756, 32620, 33319, 35882, 36348, 38445, 39144, 40040, 42406, 45435, 48930, 51260, 53823, 60060, 60580, 61512, 63609, 65240, 66638, 71764, 72696, 76890, 84812, 89705, 90870, 97860, 99957, 102520, 106015, 107646, 120120, 121160, 127218, 133276, 143528, 153780, 166595, 169624, 179410, 181740, 195720, 199914, 212030, 215292, 233233, 254436, 266552, 269115, 307560, 318045, 333190, 358820, 363480, 399828, 424060, 430584, 466466, 499785, 508872, 538230, 636090, 666380, 699699, 717640, 799656, 848120, 932932, 999570, 1076460, 1166165, 1272180, 1332760, 1399398, 1865864, 1999140, 2152920, 2332330, 2544360, 2798796, 3498495, 3998280, 4664660, 5597592, 6996990, 9329320, 13993980, 27987960]

約数ペア:

[(1, 27987960), (2, 13993980), (3, 9329320), (4, 6996990), (5, 5597592), (6, 4664660), (7, 3998280), (8, 3498495), (10, 2798796), (11, 2544360), (12, 2332330), (13, 2152920), (14, 1999140), (15, 1865864), (20, 1399398), (21, 1332760), (22, 1272180), (24, 1166165), (26, 1076460), (28, 999570), (30, 932932), (33, 848120), (35, 799656), (39, 717640), (40, 699699), (42, 666380), (44, 636090), (52, 538230), (55, 508872), (56, 499785), (60, 466466), (65, 430584), (66, 424060), (70, 399828), (77, 363480), (78, 358820), (84, 333190), (88, 318045), (91, 307560), (104, 269115), (105, 266552), (110, 254436), (120, 233233), (130, 215292), (132, 212030), (140, 199914), (143, 195720), (154, 181740), (156, 179410), (165, 169624), (168, 166595), (182, 153780), (195, 143528), (210, 133276), (220, 127218), (231, 121160), (233, 120120), (260, 107646), (264, 106015), (273, 102520), (280, 99957), (286, 97860), (308, 90870), (312, 89705), (330, 84812), (364, 76890), (385, 72696), (390, 71764), (420, 66638), (429, 65240), (440, 63609), (455, 61512), (462, 60580), (466, 60060), (520, 53823), (546, 51260), (572, 48930), (616, 45435), (660, 42406), (699, 40040), (715, 39144), (728, 38445), (770, 36348), (780, 35882), (840, 33319), (858, 32620), (910, 30756), (924, 30290), (932, 30030), (1001, 27960), (1092, 25630), (1144, 24465), (1155, 24232), (1165, 24024), (1320, 21203), (1365, 20504), (1398, 20020), (1430, 19572), (1540, 18174), (1560, 17941), (1631, 17160), (1716, 16310), (1820, 15378), (1848, 15145), (1864, 15015), (2002, 13980), (2145, 13048), (2184, 12815), (2310, 12116), (2330, 12012), (2563, 10920), (2730, 10252), (2796, 10010), (2860, 9786), (3003, 9320), (3029, 9240), (3080, 9087), (3262, 8580), (3432, 8155), (3495, 8008), (3640, 7689), (4004, 6990), (4290, 6524), (4620, 6058), (4660, 6006), (4893, 5720), (5005, 5592), (5126, 5460)]