251629920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{541}}^1$

素因数の和:598

約数の個数: 288

約数和(自身を含む): 958819680

約数和(自身を除く): 707189760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 19, 20, 24, 30, 32, 34, 36, 38, 40, 45, 48, 51, 57, 60, 68, 72, 76, 80, 85, 90, 95, 96, 102, 114, 120, 136, 144, 152, 153, 160, 170, 171, 180, 190, 204, 228, 240, 255, 272, 285, 288, 304, 306, 323, 340, 342, 360, 380, 408, 456, 480, 510, 541, 544, 570, 608, 612, 646, 680, 684, 720, 760, 765, 816, 855, 912, 969, 1020, 1082, 1140, 1224, 1292, 1360, 1368, 1440, 1520, 1530, 1615, 1623, 1632, 1710, 1824, 1938, 2040, 2164, 2280, 2448, 2584, 2705, 2720, 2736, 2907, 3040, 3060, 3230, 3246, 3420, 3876, 4080, 4328, 4560, 4845, 4869, 4896, 5168, 5410, 5472, 5814, 6120, 6460, 6492, 6840, 7752, 8115, 8160, 8656, 9120, 9197, 9690, 9738, 10279, 10336, 10820, 11628, 12240, 12920, 12984, 13680, 14535, 15504, 16230, 17312, 18394, 19380, 19476, 20558, 21640, 23256, 24345, 24480, 25840, 25968, 27360, 27591, 29070, 30837, 31008, 32460, 36788, 38760, 38952, 41116, 43280, 45985, 46512, 48690, 51395, 51680, 51936, 55182, 58140, 61674, 64920, 73576, 77520, 77904, 82232, 82773, 86560, 91970, 92511, 93024, 97380, 102790, 110364, 116280, 123348, 129840, 137955, 147152, 154185, 155040, 155808, 164464, 165546, 174743, 183940, 185022, 194760, 205580, 220728, 232560, 246696, 259680, 275910, 294304, 308370, 328928, 331092, 349486, 367880, 370044, 389520, 411160, 413865, 441456, 462555, 465120, 493392, 524229, 551820, 616740, 662184, 698972, 735760, 740088, 779040, 822320, 827730, 873715, 882912, 925110, 986784, 1048458, 1103640, 1233480, 1324368, 1397944, 1471520, 1480176, 1572687, 1644640, 1655460, 1747430, 1850220, 2096916, 2207280, 2466960, 2621145, 2648736, 2795888, 2960352, 3145374, 3310920, 3494860, 3700440, 4193832, 4414560, 4933920, 5242290, 5591776, 6290748, 6621840, 6989720, 7400880, 7863435, 8387664, 10484580, 12581496, 13243680, 13979440, 14801760, 15726870, 16775328, 20969160, 25162992, 27958880, 31453740, 41938320, 50325984, 62907480, 83876640, 125814960, 251629920]

約数ペア:

[(1, 251629920), (2, 125814960), (3, 83876640), (4, 62907480), (5, 50325984), (6, 41938320), (8, 31453740), (9, 27958880), (10, 25162992), (12, 20969160), (15, 16775328), (16, 15726870), (17, 14801760), (18, 13979440), (19, 13243680), (20, 12581496), (24, 10484580), (30, 8387664), (32, 7863435), (34, 7400880), (36, 6989720), (38, 6621840), (40, 6290748), (45, 5591776), (48, 5242290), (51, 4933920), (57, 4414560), (60, 4193832), (68, 3700440), (72, 3494860), (76, 3310920), (80, 3145374), (85, 2960352), (90, 2795888), (95, 2648736), (96, 2621145), (102, 2466960), (114, 2207280), (120, 2096916), (136, 1850220), (144, 1747430), (152, 1655460), (153, 1644640), (160, 1572687), (170, 1480176), (171, 1471520), (180, 1397944), (190, 1324368), (204, 1233480), (228, 1103640), (240, 1048458), (255, 986784), (272, 925110), (285, 882912), (288, 873715), (304, 827730), (306, 822320), (323, 779040), (340, 740088), (342, 735760), (360, 698972), (380, 662184), (408, 616740), (456, 551820), (480, 524229), (510, 493392), (541, 465120), (544, 462555), (570, 441456), (608, 413865), (612, 411160), (646, 389520), (680, 370044), (684, 367880), (720, 349486), (760, 331092), (765, 328928), (816, 308370), (855, 294304), (912, 275910), (969, 259680), (1020, 246696), (1082, 232560), (1140, 220728), (1224, 205580), (1292, 194760), (1360, 185022), (1368, 183940), (1440, 174743), (1520, 165546), (1530, 164464), (1615, 155808), (1623, 155040), (1632, 154185), (1710, 147152), (1824, 137955), (1938, 129840), (2040, 123348), (2164, 116280), (2280, 110364), (2448, 102790), (2584, 97380), (2705, 93024), (2720, 92511), (2736, 91970), (2907, 86560), (3040, 82773), (3060, 82232), (3230, 77904), (3246, 77520), (3420, 73576), (3876, 64920), (4080, 61674), (4328, 58140), (4560, 55182), (4845, 51936), (4869, 51680), (4896, 51395), (5168, 48690), (5410, 46512), (5472, 45985), (5814, 43280), (6120, 41116), (6460, 38952), (6492, 38760), (6840, 36788), (7752, 32460), (8115, 31008), (8160, 30837), (8656, 29070), (9120, 27591), (9197, 27360), (9690, 25968), (9738, 25840), (10279, 24480), (10336, 24345), (10820, 23256), (11628, 21640), (12240, 20558), (12920, 19476), (12984, 19380), (13680, 18394), (14535, 17312), (15504, 16230)]