78739080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{1913}}^1$

素因数の和:1948

約数の個数: 128

約数和(自身を含む): 275616000

約数和(自身を除く): 196876920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 343, 392, 420, 490, 588, 686, 735, 840, 980, 1029, 1176, 1372, 1470, 1715, 1913, 1960, 2058, 2744, 2940, 3430, 3826, 4116, 5145, 5739, 5880, 6860, 7652, 8232, 9565, 10290, 11478, 13391, 13720, 15304, 19130, 20580, 22956, 26782, 28695, 38260, 40173, 41160, 45912, 53564, 57390, 66955, 76520, 80346, 93737, 107128, 114780, 133910, 160692, 187474, 200865, 229560, 267820, 281211, 321384, 374948, 401730, 468685, 535640, 562422, 656159, 749896, 803460, 937370, 1124844, 1312318, 1406055, 1606920, 1874740, 1968477, 2249688, 2624636, 2812110, 3280795, 3749480, 3936954, 5249272, 5624220, 6561590, 7873908, 9842385, 11248440, 13123180, 15747816, 19684770, 26246360, 39369540, 78739080]

約数ペア:

[(1, 78739080), (2, 39369540), (3, 26246360), (4, 19684770), (5, 15747816), (6, 13123180), (7, 11248440), (8, 9842385), (10, 7873908), (12, 6561590), (14, 5624220), (15, 5249272), (20, 3936954), (21, 3749480), (24, 3280795), (28, 2812110), (30, 2624636), (35, 2249688), (40, 1968477), (42, 1874740), (49, 1606920), (56, 1406055), (60, 1312318), (70, 1124844), (84, 937370), (98, 803460), (105, 749896), (120, 656159), (140, 562422), (147, 535640), (168, 468685), (196, 401730), (210, 374948), (245, 321384), (280, 281211), (294, 267820), (343, 229560), (392, 200865), (420, 187474), (490, 160692), (588, 133910), (686, 114780), (735, 107128), (840, 93737), (980, 80346), (1029, 76520), (1176, 66955), (1372, 57390), (1470, 53564), (1715, 45912), (1913, 41160), (1960, 40173), (2058, 38260), (2744, 28695), (2940, 26782), (3430, 22956), (3826, 20580), (4116, 19130), (5145, 15304), (5739, 13720), (5880, 13391), (6860, 11478), (7652, 10290), (8232, 9565)]