47687640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1$

素因数の和:442

約数の個数: 256

約数和(自身を含む): 192568320

約数和(自身を除く): 144880680

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, 260, 264, 273, 280, 286, 308, 312, 330, 364, 385, 390, 397, 420, 429, 440, 455, 462, 520, 546, 572, 616, 660, 715, 728, 770, 780, 794, 840, 858, 910, 924, 1001, 1092, 1144, 1155, 1191, 1320, 1365, 1430, 1540, 1560, 1588, 1716, 1820, 1848, 1985, 2002, 2145, 2184, 2310, 2382, 2730, 2779, 2860, 3003, 3080, 3176, 3432, 3640, 3970, 4004, 4290, 4367, 4620, 4764, 5005, 5161, 5460, 5558, 5720, 5955, 6006, 7940, 8008, 8337, 8580, 8734, 9240, 9528, 10010, 10322, 10920, 11116, 11910, 12012, 13101, 13895, 15015, 15483, 15880, 16674, 17160, 17468, 20020, 20644, 21835, 22232, 23820, 24024, 25805, 26202, 27790, 30030, 30569, 30966, 33348, 34936, 36127, 40040, 41288, 41685, 43670, 47640, 51610, 52404, 55580, 56771, 60060, 61138, 61932, 65505, 66696, 72254, 77415, 83370, 87340, 91707, 103220, 104808, 108381, 111160, 113542, 120120, 122276, 123864, 131010, 144508, 152845, 154830, 166740, 170313, 174680, 180635, 183414, 206440, 216762, 227084, 244552, 262020, 283855, 289016, 305690, 309660, 333480, 340626, 361270, 366828, 397397, 433524, 454168, 458535, 524040, 541905, 567710, 611380, 619320, 681252, 722540, 733656, 794794, 851565, 867048, 917070, 1083810, 1135420, 1192191, 1222760, 1362504, 1445080, 1589588, 1703130, 1834140, 1986985, 2167620, 2270840, 2384382, 3179176, 3406260, 3668280, 3973970, 4335240, 4768764, 5960955, 6812520, 7947940, 9537528, 11921910, 15895880, 23843820, 47687640]

約数ペア:

[(1, 47687640), (2, 23843820), (3, 15895880), (4, 11921910), (5, 9537528), (6, 7947940), (7, 6812520), (8, 5960955), (10, 4768764), (11, 4335240), (12, 3973970), (13, 3668280), (14, 3406260), (15, 3179176), (20, 2384382), (21, 2270840), (22, 2167620), (24, 1986985), (26, 1834140), (28, 1703130), (30, 1589588), (33, 1445080), (35, 1362504), (39, 1222760), (40, 1192191), (42, 1135420), (44, 1083810), (52, 917070), (55, 867048), (56, 851565), (60, 794794), (65, 733656), (66, 722540), (70, 681252), (77, 619320), (78, 611380), (84, 567710), (88, 541905), (91, 524040), (104, 458535), (105, 454168), (110, 433524), (120, 397397), (130, 366828), (132, 361270), (140, 340626), (143, 333480), (154, 309660), (156, 305690), (165, 289016), (168, 283855), (182, 262020), (195, 244552), (210, 227084), (220, 216762), (231, 206440), (260, 183414), (264, 180635), (273, 174680), (280, 170313), (286, 166740), (308, 154830), (312, 152845), (330, 144508), (364, 131010), (385, 123864), (390, 122276), (397, 120120), (420, 113542), (429, 111160), (440, 108381), (455, 104808), (462, 103220), (520, 91707), (546, 87340), (572, 83370), (616, 77415), (660, 72254), (715, 66696), (728, 65505), (770, 61932), (780, 61138), (794, 60060), (840, 56771), (858, 55580), (910, 52404), (924, 51610), (1001, 47640), (1092, 43670), (1144, 41685), (1155, 41288), (1191, 40040), (1320, 36127), (1365, 34936), (1430, 33348), (1540, 30966), (1560, 30569), (1588, 30030), (1716, 27790), (1820, 26202), (1848, 25805), (1985, 24024), (2002, 23820), (2145, 22232), (2184, 21835), (2310, 20644), (2382, 20020), (2730, 17468), (2779, 17160), (2860, 16674), (3003, 15880), (3080, 15483), (3176, 15015), (3432, 13895), (3640, 13101), (3970, 12012), (4004, 11910), (4290, 11116), (4367, 10920), (4620, 10322), (4764, 10010), (5005, 9528), (5161, 9240), (5460, 8734), (5558, 8580), (5720, 8337), (5955, 8008), (6006, 7940)]