320070660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{61}}^1$

素因数の和:155

約数の個数: 288

約数和(自身を含む): 1158425856

約数和(自身を除く): 838355196

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 31, 35, 39, 42, 52, 60, 61, 62, 65, 70, 78, 84, 91, 93, 105, 122, 124, 130, 140, 155, 156, 182, 183, 186, 195, 210, 217, 244, 260, 273, 305, 310, 364, 366, 372, 390, 403, 420, 427, 434, 455, 465, 546, 610, 620, 651, 732, 780, 793, 806, 854, 868, 910, 915, 930, 961, 1085, 1092, 1209, 1220, 1281, 1302, 1365, 1586, 1612, 1708, 1820, 1830, 1860, 1891, 1922, 2015, 2135, 2170, 2379, 2418, 2562, 2604, 2730, 2821, 2883, 3172, 3255, 3660, 3782, 3844, 3965, 4030, 4270, 4340, 4758, 4805, 4836, 5124, 5460, 5551, 5642, 5673, 5766, 6045, 6405, 6510, 6727, 7564, 7930, 8060, 8463, 8540, 9455, 9516, 9610, 11102, 11284, 11346, 11532, 11895, 12090, 12493, 12810, 13020, 13237, 13454, 14105, 14415, 15860, 16653, 16926, 18910, 19220, 20181, 22204, 22692, 23790, 24180, 24583, 24986, 25620, 26474, 26908, 27755, 28210, 28365, 28830, 33306, 33635, 33852, 37479, 37820, 39711, 40362, 42315, 47580, 49166, 49972, 52948, 55510, 56420, 56730, 57660, 58621, 62465, 66185, 66612, 67270, 73749, 74958, 79422, 80724, 83265, 84630, 87451, 98332, 100905, 111020, 113460, 117242, 122915, 124930, 132370, 134540, 147498, 149916, 158844, 166530, 169260, 172081, 174902, 175863, 187395, 198555, 201810, 234484, 245830, 249860, 262353, 264740, 293105, 294996, 333060, 344162, 349804, 351726, 368745, 374790, 397110, 403620, 410347, 437255, 491660, 516243, 524706, 586210, 688324, 703452, 737490, 749580, 762073, 794220, 820694, 860405, 874510, 879315, 1032486, 1049412, 1172420, 1231041, 1311765, 1474980, 1524146, 1641388, 1720810, 1749020, 1758630, 2051735, 2064972, 2286219, 2462082, 2581215, 2623530, 3048292, 3441620, 3517260, 3810365, 4103470, 4572438, 4924164, 5162430, 5247060, 5334511, 6155205, 7620730, 8206940, 9144876, 10324860, 10669022, 11431095, 12310410, 15241460, 16003533, 21338044, 22862190, 24620820, 26672555, 32007066, 45724380, 53345110, 64014132, 80017665, 106690220, 160035330, 320070660]

約数ペア:

[(1, 320070660), (2, 160035330), (3, 106690220), (4, 80017665), (5, 64014132), (6, 53345110), (7, 45724380), (10, 32007066), (12, 26672555), (13, 24620820), (14, 22862190), (15, 21338044), (20, 16003533), (21, 15241460), (26, 12310410), (28, 11431095), (30, 10669022), (31, 10324860), (35, 9144876), (39, 8206940), (42, 7620730), (52, 6155205), (60, 5334511), (61, 5247060), (62, 5162430), (65, 4924164), (70, 4572438), (78, 4103470), (84, 3810365), (91, 3517260), (93, 3441620), (105, 3048292), (122, 2623530), (124, 2581215), (130, 2462082), (140, 2286219), (155, 2064972), (156, 2051735), (182, 1758630), (183, 1749020), (186, 1720810), (195, 1641388), (210, 1524146), (217, 1474980), (244, 1311765), (260, 1231041), (273, 1172420), (305, 1049412), (310, 1032486), (364, 879315), (366, 874510), (372, 860405), (390, 820694), (403, 794220), (420, 762073), (427, 749580), (434, 737490), (455, 703452), (465, 688324), (546, 586210), (610, 524706), (620, 516243), (651, 491660), (732, 437255), (780, 410347), (793, 403620), (806, 397110), (854, 374790), (868, 368745), (910, 351726), (915, 349804), (930, 344162), (961, 333060), (1085, 294996), (1092, 293105), (1209, 264740), (1220, 262353), (1281, 249860), (1302, 245830), (1365, 234484), (1586, 201810), (1612, 198555), (1708, 187395), (1820, 175863), (1830, 174902), (1860, 172081), (1891, 169260), (1922, 166530), (2015, 158844), (2135, 149916), (2170, 147498), (2379, 134540), (2418, 132370), (2562, 124930), (2604, 122915), (2730, 117242), (2821, 113460), (2883, 111020), (3172, 100905), (3255, 98332), (3660, 87451), (3782, 84630), (3844, 83265), (3965, 80724), (4030, 79422), (4270, 74958), (4340, 73749), (4758, 67270), (4805, 66612), (4836, 66185), (5124, 62465), (5460, 58621), (5551, 57660), (5642, 56730), (5673, 56420), (5766, 55510), (6045, 52948), (6405, 49972), (6510, 49166), (6727, 47580), (7564, 42315), (7930, 40362), (8060, 39711), (8463, 37820), (8540, 37479), (9455, 33852), (9516, 33635), (9610, 33306), (11102, 28830), (11284, 28365), (11346, 28210), (11532, 27755), (11895, 26908), (12090, 26474), (12493, 25620), (12810, 24986), (13020, 24583), (13237, 24180), (13454, 23790), (14105, 22692), (14415, 22204), (15860, 20181), (16653, 19220), (16926, 18910)]