20161467480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{311711}}^1$

素因数の和:311750

約数の個数: 192

約数和(自身を含む): 76755962880

約数和(自身を除く): 56594495400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 49, 55, 56, 60, 66, 70, 77, 84, 88, 98, 105, 110, 120, 132, 140, 147, 154, 165, 168, 196, 210, 220, 231, 245, 264, 280, 294, 308, 330, 385, 392, 420, 440, 462, 490, 539, 588, 616, 660, 735, 770, 840, 924, 980, 1078, 1155, 1176, 1320, 1470, 1540, 1617, 1848, 1960, 2156, 2310, 2695, 2940, 3080, 3234, 4312, 4620, 5390, 5880, 6468, 8085, 9240, 10780, 12936, 16170, 21560, 32340, 64680, 311711, 623422, 935133, 1246844, 1558555, 1870266, 2181977, 2493688, 3117110, 3428821, 3740532, 4363954, 4675665, 6234220, 6545931, 6857642, 7481064, 8727908, 9351330, 10286463, 10909885, 12468440, 13091862, 13715284, 15273839, 17144105, 17455816, 18702660, 20572926, 21819770, 24001747, 26183724, 27430568, 30547678, 32729655, 34288210, 37405320, 41145852, 43639540, 45821517, 48003494, 51432315, 52367448, 61095356, 65459310, 68576420, 72005241, 76369195, 82291704, 87279080, 91643034, 96006988, 102864630, 120008735, 122190712, 130918620, 137152840, 144010482, 152738390, 168012229, 183286068, 192013976, 205729260, 229107585, 240017470, 261837240, 288020964, 305476780, 336024458, 360026205, 366572136, 411458520, 458215170, 480034940, 504036687, 576041928, 610953560, 672048916, 720052410, 840061145, 916430340, 960069880, 1008073374, 1344097832, 1440104820, 1680122290, 1832860680, 2016146748, 2520183435, 2880209640, 3360244580, 4032293496, 5040366870, 6720489160, 10080733740, 20161467480]

約数ペア:

[(1, 20161467480), (2, 10080733740), (3, 6720489160), (4, 5040366870), (5, 4032293496), (6, 3360244580), (7, 2880209640), (8, 2520183435), (10, 2016146748), (11, 1832860680), (12, 1680122290), (14, 1440104820), (15, 1344097832), (20, 1008073374), (21, 960069880), (22, 916430340), (24, 840061145), (28, 720052410), (30, 672048916), (33, 610953560), (35, 576041928), (40, 504036687), (42, 480034940), (44, 458215170), (49, 411458520), (55, 366572136), (56, 360026205), (60, 336024458), (66, 305476780), (70, 288020964), (77, 261837240), (84, 240017470), (88, 229107585), (98, 205729260), (105, 192013976), (110, 183286068), (120, 168012229), (132, 152738390), (140, 144010482), (147, 137152840), (154, 130918620), (165, 122190712), (168, 120008735), (196, 102864630), (210, 96006988), (220, 91643034), (231, 87279080), (245, 82291704), (264, 76369195), (280, 72005241), (294, 68576420), (308, 65459310), (330, 61095356), (385, 52367448), (392, 51432315), (420, 48003494), (440, 45821517), (462, 43639540), (490, 41145852), (539, 37405320), (588, 34288210), (616, 32729655), (660, 30547678), (735, 27430568), (770, 26183724), (840, 24001747), (924, 21819770), (980, 20572926), (1078, 18702660), (1155, 17455816), (1176, 17144105), (1320, 15273839), (1470, 13715284), (1540, 13091862), (1617, 12468440), (1848, 10909885), (1960, 10286463), (2156, 9351330), (2310, 8727908), (2695, 7481064), (2940, 6857642), (3080, 6545931), (3234, 6234220), (4312, 4675665), (4620, 4363954), (5390, 3740532), (5880, 3428821), (6468, 3117110), (8085, 2493688), (9240, 2181977), (10780, 1870266), (12936, 1558555), (16170, 1246844), (21560, 935133), (32340, 623422), (64680, 311711)]