19895925240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{31277}}^1$

素因数の和:31347

約数の個数: 256

約数和(自身を含む): 72064512000

約数和(自身を除く): 52168586760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 31, 36, 38, 40, 45, 54, 57, 60, 62, 72, 76, 90, 93, 95, 108, 114, 120, 124, 135, 152, 155, 171, 180, 186, 190, 216, 228, 248, 270, 279, 285, 310, 342, 360, 372, 380, 456, 465, 513, 540, 558, 570, 589, 620, 684, 744, 760, 837, 855, 930, 1026, 1080, 1116, 1140, 1178, 1240, 1368, 1395, 1674, 1710, 1767, 1860, 2052, 2232, 2280, 2356, 2565, 2790, 2945, 3348, 3420, 3534, 3720, 4104, 4185, 4712, 5130, 5301, 5580, 5890, 6696, 6840, 7068, 8370, 8835, 10260, 10602, 11160, 11780, 14136, 15903, 16740, 17670, 20520, 21204, 23560, 26505, 31277, 31806, 33480, 35340, 42408, 53010, 62554, 63612, 70680, 79515, 93831, 106020, 125108, 127224, 156385, 159030, 187662, 212040, 250216, 281493, 312770, 318060, 375324, 469155, 562986, 594263, 625540, 636120, 750648, 844479, 938310, 969587, 1125972, 1188526, 1251080, 1407465, 1688958, 1782789, 1876620, 1939174, 2251944, 2377052, 2814930, 2908761, 2971315, 3377916, 3565578, 3753240, 3878348, 4222395, 4754104, 4847935, 5348367, 5629860, 5817522, 5942630, 6755832, 7131156, 7756696, 8444790, 8726283, 8913945, 9695870, 10696734, 11259720, 11635044, 11885260, 14262312, 14543805, 16045101, 16889580, 17452566, 17827890, 18422153, 19391740, 21393468, 23270088, 23770520, 26178849, 26741835, 29087610, 32090202, 33779160, 34905132, 35655780, 36844306, 38783480, 42786936, 43631415, 52357698, 53483670, 55266459, 58175220, 64180404, 69810264, 71311560, 73688612, 80225505, 87262830, 92110765, 104715396, 106967340, 110532918, 116350440, 128360808, 130894245, 147377224, 160451010, 165799377, 174525660, 184221530, 209430792, 213934680, 221065836, 261788490, 276332295, 320902020, 331598754, 349051320, 368443060, 442131672, 497398131, 523576980, 552664590, 641804040, 663197508, 736886120, 828996885, 994796262, 1047153960, 1105329180, 1326395016, 1657993770, 1989592524, 2210658360, 2486990655, 3315987540, 3979185048, 4973981310, 6631975080, 9947962620, 19895925240]

約数ペア:

[(1, 19895925240), (2, 9947962620), (3, 6631975080), (4, 4973981310), (5, 3979185048), (6, 3315987540), (8, 2486990655), (9, 2210658360), (10, 1989592524), (12, 1657993770), (15, 1326395016), (18, 1105329180), (19, 1047153960), (20, 994796262), (24, 828996885), (27, 736886120), (30, 663197508), (31, 641804040), (36, 552664590), (38, 523576980), (40, 497398131), (45, 442131672), (54, 368443060), (57, 349051320), (60, 331598754), (62, 320902020), (72, 276332295), (76, 261788490), (90, 221065836), (93, 213934680), (95, 209430792), (108, 184221530), (114, 174525660), (120, 165799377), (124, 160451010), (135, 147377224), (152, 130894245), (155, 128360808), (171, 116350440), (180, 110532918), (186, 106967340), (190, 104715396), (216, 92110765), (228, 87262830), (248, 80225505), (270, 73688612), (279, 71311560), (285, 69810264), (310, 64180404), (342, 58175220), (360, 55266459), (372, 53483670), (380, 52357698), (456, 43631415), (465, 42786936), (513, 38783480), (540, 36844306), (558, 35655780), (570, 34905132), (589, 33779160), (620, 32090202), (684, 29087610), (744, 26741835), (760, 26178849), (837, 23770520), (855, 23270088), (930, 21393468), (1026, 19391740), (1080, 18422153), (1116, 17827890), (1140, 17452566), (1178, 16889580), (1240, 16045101), (1368, 14543805), (1395, 14262312), (1674, 11885260), (1710, 11635044), (1767, 11259720), (1860, 10696734), (2052, 9695870), (2232, 8913945), (2280, 8726283), (2356, 8444790), (2565, 7756696), (2790, 7131156), (2945, 6755832), (3348, 5942630), (3420, 5817522), (3534, 5629860), (3720, 5348367), (4104, 4847935), (4185, 4754104), (4712, 4222395), (5130, 3878348), (5301, 3753240), (5580, 3565578), (5890, 3377916), (6696, 2971315), (6840, 2908761), (7068, 2814930), (8370, 2377052), (8835, 2251944), (10260, 1939174), (10602, 1876620), (11160, 1782789), (11780, 1688958), (14136, 1407465), (15903, 1251080), (16740, 1188526), (17670, 1125972), (20520, 969587), (21204, 938310), (23560, 844479), (26505, 750648), (31277, 636120), (31806, 625540), (33480, 594263), (35340, 562986), (42408, 469155), (53010, 375324), (62554, 318060), (63612, 312770), (70680, 281493), (79515, 250216), (93831, 212040), (106020, 187662), (125108, 159030), (127224, 156385)]