71234280

素因数分解:

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

素因数の和:552

約数の個数: 192

約数和(自身を含む): 257886720

約数和(自身を除く): 186652440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 31, 36, 39, 40, 45, 52, 60, 62, 65, 72, 78, 90, 93, 104, 117, 120, 124, 130, 155, 156, 180, 186, 195, 234, 248, 260, 279, 310, 312, 360, 372, 390, 403, 465, 468, 491, 520, 558, 585, 620, 744, 780, 806, 930, 936, 982, 1116, 1170, 1209, 1240, 1395, 1473, 1560, 1612, 1860, 1964, 2015, 2232, 2340, 2418, 2455, 2790, 2946, 3224, 3627, 3720, 3928, 4030, 4419, 4680, 4836, 4910, 5580, 5892, 6045, 6383, 7254, 7365, 8060, 8838, 9672, 9820, 11160, 11784, 12090, 12766, 14508, 14730, 15221, 16120, 17676, 18135, 19149, 19640, 22095, 24180, 25532, 29016, 29460, 30442, 31915, 35352, 36270, 38298, 44190, 45663, 48360, 51064, 57447, 58920, 60884, 63830, 72540, 76105, 76596, 88380, 91326, 95745, 114894, 121768, 127660, 136989, 145080, 152210, 153192, 176760, 182652, 191490, 197873, 228315, 229788, 255320, 273978, 287235, 304420, 365304, 382980, 395746, 456630, 459576, 547956, 574470, 593619, 608840, 684945, 765960, 791492, 913260, 989365, 1095912, 1148940, 1187238, 1369890, 1582984, 1780857, 1826520, 1978730, 2297880, 2374476, 2739780, 2968095, 3561714, 3957460, 4748952, 5479560, 5936190, 7123428, 7914920, 8904285, 11872380, 14246856, 17808570, 23744760, 35617140, 71234280]

約数ペア:

[(1, 71234280), (2, 35617140), (3, 23744760), (4, 17808570), (5, 14246856), (6, 11872380), (8, 8904285), (9, 7914920), (10, 7123428), (12, 5936190), (13, 5479560), (15, 4748952), (18, 3957460), (20, 3561714), (24, 2968095), (26, 2739780), (30, 2374476), (31, 2297880), (36, 1978730), (39, 1826520), (40, 1780857), (45, 1582984), (52, 1369890), (60, 1187238), (62, 1148940), (65, 1095912), (72, 989365), (78, 913260), (90, 791492), (93, 765960), (104, 684945), (117, 608840), (120, 593619), (124, 574470), (130, 547956), (155, 459576), (156, 456630), (180, 395746), (186, 382980), (195, 365304), (234, 304420), (248, 287235), (260, 273978), (279, 255320), (310, 229788), (312, 228315), (360, 197873), (372, 191490), (390, 182652), (403, 176760), (465, 153192), (468, 152210), (491, 145080), (520, 136989), (558, 127660), (585, 121768), (620, 114894), (744, 95745), (780, 91326), (806, 88380), (930, 76596), (936, 76105), (982, 72540), (1116, 63830), (1170, 60884), (1209, 58920), (1240, 57447), (1395, 51064), (1473, 48360), (1560, 45663), (1612, 44190), (1860, 38298), (1964, 36270), (2015, 35352), (2232, 31915), (2340, 30442), (2418, 29460), (2455, 29016), (2790, 25532), (2946, 24180), (3224, 22095), (3627, 19640), (3720, 19149), (3928, 18135), (4030, 17676), (4419, 16120), (4680, 15221), (4836, 14730), (4910, 14508), (5580, 12766), (5892, 12090), (6045, 11784), (6383, 11160), (7254, 9820), (7365, 9672), (8060, 8838)]