213702840

素因数分解:

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

素因数の和:555

約数の個数: 256

約数和(自身を含む): 793497600

約数和(自身を除く): 579794760

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, 90, 93, 104, 108, 117, 120, 124, 130, 135, 155, 156, 180, 186, 195, 216, 234, 248, 260, 270, 279, 310, 312, 351, 360, 372, 390, 403, 465, 468, 491, 520, 540, 558, 585, 620, 702, 744, 780, 806, 837, 930, 936, 982, 1080, 1116, 1170, 1209, 1240, 1395, 1404, 1473, 1560, 1612, 1674, 1755, 1860, 1964, 2015, 2232, 2340, 2418, 2455, 2790, 2808, 2946, 3224, 3348, 3510, 3627, 3720, 3928, 4030, 4185, 4419, 4680, 4836, 4910, 5580, 5892, 6045, 6383, 6696, 7020, 7254, 7365, 8060, 8370, 8838, 9672, 9820, 10881, 11160, 11784, 12090, 12766, 13257, 14040, 14508, 14730, 15221, 16120, 16740, 17676, 18135, 19149, 19640, 21762, 22095, 24180, 25532, 26514, 29016, 29460, 30442, 31915, 33480, 35352, 36270, 38298, 43524, 44190, 45663, 48360, 51064, 53028, 54405, 57447, 58920, 60884, 63830, 66285, 72540, 76105, 76596, 87048, 88380, 91326, 95745, 106056, 108810, 114894, 121768, 127660, 132570, 136989, 145080, 152210, 153192, 172341, 176760, 182652, 191490, 197873, 217620, 228315, 229788, 255320, 265140, 273978, 287235, 304420, 344682, 365304, 382980, 395746, 410967, 435240, 456630, 459576, 530280, 547956, 574470, 593619, 608840, 684945, 689364, 765960, 791492, 821934, 861705, 913260, 989365, 1095912, 1148940, 1187238, 1369890, 1378728, 1582984, 1643868, 1723410, 1780857, 1826520, 1978730, 2054835, 2297880, 2374476, 2739780, 2968095, 3287736, 3446820, 3561714, 3957460, 4109670, 4748952, 5342571, 5479560, 5936190, 6893640, 7123428, 7914920, 8219340, 8904285, 10685142, 11872380, 14246856, 16438680, 17808570, 21370284, 23744760, 26712855, 35617140, 42740568, 53425710, 71234280, 106851420, 213702840]

約数ペア:

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