204949680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:236

約数の個数: 240

約数和(自身を含む): 714525696

約数和(自身を除く): 509576016

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 39, 40, 48, 52, 60, 62, 65, 78, 80, 93, 104, 120, 124, 130, 155, 156, 163, 169, 186, 195, 208, 240, 248, 260, 310, 312, 326, 338, 372, 390, 403, 465, 489, 496, 507, 520, 620, 624, 652, 676, 744, 780, 806, 815, 845, 930, 978, 1014, 1040, 1209, 1240, 1304, 1352, 1488, 1560, 1612, 1630, 1690, 1860, 1956, 2015, 2028, 2119, 2418, 2445, 2480, 2535, 2608, 2704, 3120, 3224, 3260, 3380, 3720, 3912, 4030, 4056, 4238, 4836, 4890, 5053, 5070, 5239, 6045, 6357, 6448, 6520, 6760, 7440, 7824, 8060, 8112, 8476, 9672, 9780, 10106, 10140, 10478, 10595, 12090, 12714, 13040, 13520, 15159, 15717, 16120, 16952, 19344, 19560, 20212, 20280, 20956, 21190, 24180, 25265, 25428, 26195, 27547, 30318, 31434, 31785, 32240, 33904, 39120, 40424, 40560, 41912, 42380, 48360, 50530, 50856, 52390, 55094, 60636, 62868, 63570, 65689, 75795, 78585, 80848, 82641, 83824, 84760, 96720, 101060, 101712, 104780, 110188, 121272, 125736, 127140, 131378, 137735, 151590, 157170, 165282, 169520, 197067, 202120, 209560, 220376, 242544, 251472, 254280, 262756, 275470, 303180, 314340, 328445, 330564, 394134, 404240, 413205, 419120, 440752, 508560, 525512, 550940, 606360, 628680, 656890, 661128, 788268, 826410, 853957, 985335, 1051024, 1101880, 1212720, 1257360, 1313780, 1322256, 1576536, 1652820, 1707914, 1970670, 2203760, 2561871, 2627560, 3153072, 3305640, 3415828, 3941340, 4269785, 5123742, 5255120, 6611280, 6831656, 7882680, 8539570, 10247484, 12809355, 13663312, 15765360, 17079140, 20494968, 25618710, 34158280, 40989936, 51237420, 68316560, 102474840, 204949680]

約数ペア:

[(1, 204949680), (2, 102474840), (3, 68316560), (4, 51237420), (5, 40989936), (6, 34158280), (8, 25618710), (10, 20494968), (12, 17079140), (13, 15765360), (15, 13663312), (16, 12809355), (20, 10247484), (24, 8539570), (26, 7882680), (30, 6831656), (31, 6611280), (39, 5255120), (40, 5123742), (48, 4269785), (52, 3941340), (60, 3415828), (62, 3305640), (65, 3153072), (78, 2627560), (80, 2561871), (93, 2203760), (104, 1970670), (120, 1707914), (124, 1652820), (130, 1576536), (155, 1322256), (156, 1313780), (163, 1257360), (169, 1212720), (186, 1101880), (195, 1051024), (208, 985335), (240, 853957), (248, 826410), (260, 788268), (310, 661128), (312, 656890), (326, 628680), (338, 606360), (372, 550940), (390, 525512), (403, 508560), (465, 440752), (489, 419120), (496, 413205), (507, 404240), (520, 394134), (620, 330564), (624, 328445), (652, 314340), (676, 303180), (744, 275470), (780, 262756), (806, 254280), (815, 251472), (845, 242544), (930, 220376), (978, 209560), (1014, 202120), (1040, 197067), (1209, 169520), (1240, 165282), (1304, 157170), (1352, 151590), (1488, 137735), (1560, 131378), (1612, 127140), (1630, 125736), (1690, 121272), (1860, 110188), (1956, 104780), (2015, 101712), (2028, 101060), (2119, 96720), (2418, 84760), (2445, 83824), (2480, 82641), (2535, 80848), (2608, 78585), (2704, 75795), (3120, 65689), (3224, 63570), (3260, 62868), (3380, 60636), (3720, 55094), (3912, 52390), (4030, 50856), (4056, 50530), (4238, 48360), (4836, 42380), (4890, 41912), (5053, 40560), (5070, 40424), (5239, 39120), (6045, 33904), (6357, 32240), (6448, 31785), (6520, 31434), (6760, 30318), (7440, 27547), (7824, 26195), (8060, 25428), (8112, 25265), (8476, 24180), (9672, 21190), (9780, 20956), (10106, 20280), (10140, 20212), (10478, 19560), (10595, 19344), (12090, 16952), (12714, 16120), (13040, 15717), (13520, 15159)]