511804020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{1913}}^1$

素因数の和:1959

約数の個数: 192

約数和(自身を含む): 1800691200

約数和(自身を除く): 1288887180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 343, 364, 390, 420, 455, 490, 546, 588, 637, 686, 735, 780, 910, 980, 1029, 1092, 1274, 1365, 1372, 1470, 1715, 1820, 1911, 1913, 2058, 2548, 2730, 2940, 3185, 3430, 3822, 3826, 4116, 4459, 5145, 5460, 5739, 6370, 6860, 7644, 7652, 8918, 9555, 9565, 10290, 11478, 12740, 13377, 13391, 17836, 19110, 19130, 20580, 22295, 22956, 24869, 26754, 26782, 28695, 38220, 38260, 40173, 44590, 49738, 53508, 53564, 57390, 66885, 66955, 74607, 80346, 89180, 93737, 99476, 114780, 124345, 133770, 133910, 149214, 160692, 174083, 187474, 200865, 248690, 267540, 267820, 281211, 298428, 348166, 373035, 374948, 401730, 468685, 497380, 522249, 562422, 656159, 696332, 746070, 803460, 870415, 937370, 1044498, 1124844, 1218581, 1312318, 1406055, 1492140, 1740830, 1874740, 1968477, 2088996, 2437162, 2611245, 2624636, 2812110, 3280795, 3481660, 3655743, 3936954, 4874324, 5222490, 5624220, 6092905, 6561590, 7311486, 7873908, 8530067, 9842385, 10444980, 12185810, 13123180, 14622972, 17060134, 18278715, 19684770, 24371620, 25590201, 34120268, 36557430, 39369540, 42650335, 51180402, 73114860, 85300670, 102360804, 127951005, 170601340, 255902010, 511804020]

約数ペア:

[(1, 511804020), (2, 255902010), (3, 170601340), (4, 127951005), (5, 102360804), (6, 85300670), (7, 73114860), (10, 51180402), (12, 42650335), (13, 39369540), (14, 36557430), (15, 34120268), (20, 25590201), (21, 24371620), (26, 19684770), (28, 18278715), (30, 17060134), (35, 14622972), (39, 13123180), (42, 12185810), (49, 10444980), (52, 9842385), (60, 8530067), (65, 7873908), (70, 7311486), (78, 6561590), (84, 6092905), (91, 5624220), (98, 5222490), (105, 4874324), (130, 3936954), (140, 3655743), (147, 3481660), (156, 3280795), (182, 2812110), (195, 2624636), (196, 2611245), (210, 2437162), (245, 2088996), (260, 1968477), (273, 1874740), (294, 1740830), (343, 1492140), (364, 1406055), (390, 1312318), (420, 1218581), (455, 1124844), (490, 1044498), (546, 937370), (588, 870415), (637, 803460), (686, 746070), (735, 696332), (780, 656159), (910, 562422), (980, 522249), (1029, 497380), (1092, 468685), (1274, 401730), (1365, 374948), (1372, 373035), (1470, 348166), (1715, 298428), (1820, 281211), (1911, 267820), (1913, 267540), (2058, 248690), (2548, 200865), (2730, 187474), (2940, 174083), (3185, 160692), (3430, 149214), (3822, 133910), (3826, 133770), (4116, 124345), (4459, 114780), (5145, 99476), (5460, 93737), (5739, 89180), (6370, 80346), (6860, 74607), (7644, 66955), (7652, 66885), (8918, 57390), (9555, 53564), (9565, 53508), (10290, 49738), (11478, 44590), (12740, 40173), (13377, 38260), (13391, 38220), (17836, 28695), (19110, 26782), (19130, 26754), (20580, 24869), (22295, 22956)]