231290280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{677}}^1$

素因数の和:780

約数の個数: 192

約数和(自身を含む): 821817360

約数和(自身を除く): 590527080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 73, 78, 90, 104, 117, 120, 130, 146, 156, 180, 195, 219, 234, 260, 292, 312, 360, 365, 390, 438, 468, 520, 584, 585, 657, 677, 730, 780, 876, 936, 949, 1095, 1170, 1314, 1354, 1460, 1560, 1752, 1898, 2031, 2190, 2340, 2628, 2708, 2847, 2920, 3285, 3385, 3796, 4062, 4380, 4680, 4745, 5256, 5416, 5694, 6093, 6570, 6770, 7592, 8124, 8541, 8760, 8801, 9490, 10155, 11388, 12186, 13140, 13540, 14235, 16248, 17082, 17602, 18980, 20310, 22776, 24372, 26280, 26403, 27080, 28470, 30465, 34164, 35204, 37960, 40620, 42705, 44005, 48744, 49421, 52806, 56940, 60930, 68328, 70408, 79209, 81240, 85410, 88010, 98842, 105612, 113880, 121860, 132015, 148263, 158418, 170820, 176020, 197684, 211224, 243720, 247105, 264030, 296526, 316836, 341640, 352040, 395368, 396045, 444789, 494210, 528060, 593052, 633672, 642473, 741315, 792090, 889578, 988420, 1056120, 1186104, 1284946, 1482630, 1584180, 1779156, 1927419, 1976840, 2223945, 2569892, 2965260, 3168360, 3212365, 3558312, 3854838, 4447890, 5139784, 5782257, 5930520, 6424730, 7709676, 8895780, 9637095, 11564514, 12849460, 15419352, 17791560, 19274190, 23129028, 25698920, 28911285, 38548380, 46258056, 57822570, 77096760, 115645140, 231290280]

約数ペア:

[(1, 231290280), (2, 115645140), (3, 77096760), (4, 57822570), (5, 46258056), (6, 38548380), (8, 28911285), (9, 25698920), (10, 23129028), (12, 19274190), (13, 17791560), (15, 15419352), (18, 12849460), (20, 11564514), (24, 9637095), (26, 8895780), (30, 7709676), (36, 6424730), (39, 5930520), (40, 5782257), (45, 5139784), (52, 4447890), (60, 3854838), (65, 3558312), (72, 3212365), (73, 3168360), (78, 2965260), (90, 2569892), (104, 2223945), (117, 1976840), (120, 1927419), (130, 1779156), (146, 1584180), (156, 1482630), (180, 1284946), (195, 1186104), (219, 1056120), (234, 988420), (260, 889578), (292, 792090), (312, 741315), (360, 642473), (365, 633672), (390, 593052), (438, 528060), (468, 494210), (520, 444789), (584, 396045), (585, 395368), (657, 352040), (677, 341640), (730, 316836), (780, 296526), (876, 264030), (936, 247105), (949, 243720), (1095, 211224), (1170, 197684), (1314, 176020), (1354, 170820), (1460, 158418), (1560, 148263), (1752, 132015), (1898, 121860), (2031, 113880), (2190, 105612), (2340, 98842), (2628, 88010), (2708, 85410), (2847, 81240), (2920, 79209), (3285, 70408), (3385, 68328), (3796, 60930), (4062, 56940), (4380, 52806), (4680, 49421), (4745, 48744), (5256, 44005), (5416, 42705), (5694, 40620), (6093, 37960), (6570, 35204), (6770, 34164), (7592, 30465), (8124, 28470), (8541, 27080), (8760, 26403), (8801, 26280), (9490, 24372), (10155, 22776), (11388, 20310), (12186, 18980), (13140, 17602), (13540, 17082), (14235, 16248)]