398043720

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1321}}^1$

素因数の和:1378

約数の個数: 192

約数和(自身を含む): 1385879040

約数和(自身を除く): 987835320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 81, 90, 93, 108, 120, 124, 135, 155, 162, 180, 186, 216, 243, 248, 270, 279, 310, 324, 360, 372, 405, 465, 486, 540, 558, 620, 648, 744, 810, 837, 930, 972, 1080, 1116, 1215, 1240, 1321, 1395, 1620, 1674, 1860, 1944, 2232, 2430, 2511, 2642, 2790, 3240, 3348, 3720, 3963, 4185, 4860, 5022, 5284, 5580, 6605, 6696, 7533, 7926, 8370, 9720, 10044, 10568, 11160, 11889, 12555, 13210, 15066, 15852, 16740, 19815, 20088, 23778, 25110, 26420, 30132, 31704, 33480, 35667, 37665, 39630, 40951, 47556, 50220, 52840, 59445, 60264, 71334, 75330, 79260, 81902, 95112, 100440, 107001, 118890, 122853, 142668, 150660, 158520, 163804, 178335, 204755, 214002, 237780, 245706, 285336, 301320, 321003, 327608, 356670, 368559, 409510, 428004, 475560, 491412, 535005, 614265, 642006, 713340, 737118, 819020, 856008, 982824, 1070010, 1105677, 1228530, 1284012, 1426680, 1474236, 1605015, 1638040, 1842795, 2140020, 2211354, 2457060, 2568024, 2948472, 3210030, 3317031, 3685590, 4280040, 4422708, 4914120, 5528385, 6420060, 6634062, 7371180, 8845416, 9951093, 11056770, 12840120, 13268124, 14742360, 16585155, 19902186, 22113540, 26536248, 33170310, 39804372, 44227080, 49755465, 66340620, 79608744, 99510930, 132681240, 199021860, 398043720]

約数ペア:

[(1, 398043720), (2, 199021860), (3, 132681240), (4, 99510930), (5, 79608744), (6, 66340620), (8, 49755465), (9, 44227080), (10, 39804372), (12, 33170310), (15, 26536248), (18, 22113540), (20, 19902186), (24, 16585155), (27, 14742360), (30, 13268124), (31, 12840120), (36, 11056770), (40, 9951093), (45, 8845416), (54, 7371180), (60, 6634062), (62, 6420060), (72, 5528385), (81, 4914120), (90, 4422708), (93, 4280040), (108, 3685590), (120, 3317031), (124, 3210030), (135, 2948472), (155, 2568024), (162, 2457060), (180, 2211354), (186, 2140020), (216, 1842795), (243, 1638040), (248, 1605015), (270, 1474236), (279, 1426680), (310, 1284012), (324, 1228530), (360, 1105677), (372, 1070010), (405, 982824), (465, 856008), (486, 819020), (540, 737118), (558, 713340), (620, 642006), (648, 614265), (744, 535005), (810, 491412), (837, 475560), (930, 428004), (972, 409510), (1080, 368559), (1116, 356670), (1215, 327608), (1240, 321003), (1321, 301320), (1395, 285336), (1620, 245706), (1674, 237780), (1860, 214002), (1944, 204755), (2232, 178335), (2430, 163804), (2511, 158520), (2642, 150660), (2790, 142668), (3240, 122853), (3348, 118890), (3720, 107001), (3963, 100440), (4185, 95112), (4860, 81902), (5022, 79260), (5284, 75330), (5580, 71334), (6605, 60264), (6696, 59445), (7533, 52840), (7926, 50220), (8370, 47556), (9720, 40951), (10044, 39630), (10568, 37665), (11160, 35667), (11889, 33480), (12555, 31704), (13210, 30132), (15066, 26420), (15852, 25110), (16740, 23778), (19815, 20088)]