641108520

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:558

約数の個数: 320

約数和(自身を含む): 2400330240

約数和(自身を除く): 1759221720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 31, 36, 39, 40, 45, 52, 54, 60, 62, 65, 72, 78, 81, 90, 93, 104, 108, 117, 120, 124, 130, 135, 155, 156, 162, 180, 186, 195, 216, 234, 248, 260, 270, 279, 310, 312, 324, 351, 360, 372, 390, 403, 405, 465, 468, 491, 520, 540, 558, 585, 620, 648, 702, 744, 780, 806, 810, 837, 930, 936, 982, 1053, 1080, 1116, 1170, 1209, 1240, 1395, 1404, 1473, 1560, 1612, 1620, 1674, 1755, 1860, 1964, 2015, 2106, 2232, 2340, 2418, 2455, 2511, 2790, 2808, 2946, 3224, 3240, 3348, 3510, 3627, 3720, 3928, 4030, 4185, 4212, 4419, 4680, 4836, 4910, 5022, 5265, 5580, 5892, 6045, 6383, 6696, 7020, 7254, 7365, 8060, 8370, 8424, 8838, 9672, 9820, 10044, 10530, 10881, 11160, 11784, 12090, 12555, 12766, 13257, 14040, 14508, 14730, 15221, 16120, 16740, 17676, 18135, 19149, 19640, 20088, 21060, 21762, 22095, 24180, 25110, 25532, 26514, 29016, 29460, 30442, 31915, 32643, 33480, 35352, 36270, 38298, 39771, 42120, 43524, 44190, 45663, 48360, 50220, 51064, 53028, 54405, 57447, 58920, 60884, 63830, 65286, 66285, 72540, 76105, 76596, 79542, 87048, 88380, 91326, 95745, 100440, 106056, 108810, 114894, 121768, 127660, 130572, 132570, 136989, 145080, 152210, 153192, 159084, 163215, 172341, 176760, 182652, 191490, 197873, 198855, 217620, 228315, 229788, 255320, 261144, 265140, 273978, 287235, 304420, 318168, 326430, 344682, 365304, 382980, 395746, 397710, 410967, 435240, 456630, 459576, 517023, 530280, 547956, 574470, 593619, 608840, 652860, 684945, 689364, 765960, 791492, 795420, 821934, 861705, 913260, 989365, 1034046, 1095912, 1148940, 1187238, 1232901, 1305720, 1369890, 1378728, 1582984, 1590840, 1643868, 1723410, 1780857, 1826520, 1978730, 2054835, 2068092, 2297880, 2374476, 2465802, 2585115, 2739780, 2968095, 3287736, 3446820, 3561714, 3957460, 4109670, 4136184, 4748952, 4931604, 5170230, 5342571, 5479560, 5936190, 6164505, 6893640, 7123428, 7914920, 8219340, 8904285, 9863208, 10340460, 10685142, 11872380, 12329010, 14246856, 16027713, 16438680, 17808570, 20680920, 21370284, 23744760, 24658020, 26712855, 32055426, 35617140, 42740568, 49316040, 53425710, 64110852, 71234280, 80138565, 106851420, 128221704, 160277130, 213702840, 320554260, 641108520]

約数ペア:

[(1, 641108520), (2, 320554260), (3, 213702840), (4, 160277130), (5, 128221704), (6, 106851420), (8, 80138565), (9, 71234280), (10, 64110852), (12, 53425710), (13, 49316040), (15, 42740568), (18, 35617140), (20, 32055426), (24, 26712855), (26, 24658020), (27, 23744760), (30, 21370284), (31, 20680920), (36, 17808570), (39, 16438680), (40, 16027713), (45, 14246856), (52, 12329010), (54, 11872380), (60, 10685142), (62, 10340460), (65, 9863208), (72, 8904285), (78, 8219340), (81, 7914920), (90, 7123428), (93, 6893640), (104, 6164505), (108, 5936190), (117, 5479560), (120, 5342571), (124, 5170230), (130, 4931604), (135, 4748952), (155, 4136184), (156, 4109670), (162, 3957460), (180, 3561714), (186, 3446820), (195, 3287736), (216, 2968095), (234, 2739780), (248, 2585115), (260, 2465802), (270, 2374476), (279, 2297880), (310, 2068092), (312, 2054835), (324, 1978730), (351, 1826520), (360, 1780857), (372, 1723410), (390, 1643868), (403, 1590840), (405, 1582984), (465, 1378728), (468, 1369890), (491, 1305720), (520, 1232901), (540, 1187238), (558, 1148940), (585, 1095912), (620, 1034046), (648, 989365), (702, 913260), (744, 861705), (780, 821934), (806, 795420), (810, 791492), (837, 765960), (930, 689364), (936, 684945), (982, 652860), (1053, 608840), (1080, 593619), (1116, 574470), (1170, 547956), (1209, 530280), (1240, 517023), (1395, 459576), (1404, 456630), (1473, 435240), (1560, 410967), (1612, 397710), (1620, 395746), (1674, 382980), (1755, 365304), (1860, 344682), (1964, 326430), (2015, 318168), (2106, 304420), (2232, 287235), (2340, 273978), (2418, 265140), (2455, 261144), (2511, 255320), (2790, 229788), (2808, 228315), (2946, 217620), (3224, 198855), (3240, 197873), (3348, 191490), (3510, 182652), (3627, 176760), (3720, 172341), (3928, 163215), (4030, 159084), (4185, 153192), (4212, 152210), (4419, 145080), (4680, 136989), (4836, 132570), (4910, 130572), (5022, 127660), (5265, 121768), (5580, 114894), (5892, 108810), (6045, 106056), (6383, 100440), (6696, 95745), (7020, 91326), (7254, 88380), (7365, 87048), (8060, 79542), (8370, 76596), (8424, 76105), (8838, 72540), (9672, 66285), (9820, 65286), (10044, 63830), (10530, 60884), (10881, 58920), (11160, 57447), (11784, 54405), (12090, 53028), (12555, 51064), (12766, 50220), (13257, 48360), (14040, 45663), (14508, 44190), (14730, 43524), (15221, 42120), (16120, 39771), (16740, 38298), (17676, 36270), (18135, 35352), (19149, 33480), (19640, 32643), (20088, 31915), (21060, 30442), (21762, 29460), (22095, 29016), (24180, 26514), (25110, 25532)]