81856944180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2175889}}^1$

素因数の和:2175934

約数の個数: 144

約数和(自身を含む): 285128625600

約数和(自身を除く): 203271681420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 30, 33, 36, 38, 44, 45, 55, 57, 60, 66, 76, 90, 95, 99, 110, 114, 132, 165, 171, 180, 190, 198, 209, 220, 228, 285, 330, 342, 380, 396, 418, 495, 570, 627, 660, 684, 836, 855, 990, 1045, 1140, 1254, 1710, 1881, 1980, 2090, 2508, 3135, 3420, 3762, 4180, 6270, 7524, 9405, 12540, 18810, 37620, 2175889, 4351778, 6527667, 8703556, 10879445, 13055334, 19583001, 21758890, 23934779, 26110668, 32638335, 39166002, 41341891, 43517780, 47869558, 65276670, 71804337, 78332004, 82683782, 95739116, 97915005, 119673895, 124025673, 130553340, 143608674, 165367564, 195830010, 206709455, 215413011, 239347790, 248051346, 287217348, 359021685, 372077019, 391660020, 413418910, 430826022, 454760801, 478695580, 496102692, 620128365, 718043370, 744154038, 826837820, 861652044, 909521602, 1077065055, 1240256730, 1364282403, 1436086740, 1488308076, 1819043204, 1860385095, 2154130110, 2273804005, 2480513460, 2728564806, 3720770190, 4092847209, 4308260220, 4547608010, 5457129612, 6821412015, 7441540380, 8185694418, 9095216020, 13642824030, 16371388836, 20464236045, 27285648060, 40928472090, 81856944180]

約数ペア:

[(1, 81856944180), (2, 40928472090), (3, 27285648060), (4, 20464236045), (5, 16371388836), (6, 13642824030), (9, 9095216020), (10, 8185694418), (11, 7441540380), (12, 6821412015), (15, 5457129612), (18, 4547608010), (19, 4308260220), (20, 4092847209), (22, 3720770190), (30, 2728564806), (33, 2480513460), (36, 2273804005), (38, 2154130110), (44, 1860385095), (45, 1819043204), (55, 1488308076), (57, 1436086740), (60, 1364282403), (66, 1240256730), (76, 1077065055), (90, 909521602), (95, 861652044), (99, 826837820), (110, 744154038), (114, 718043370), (132, 620128365), (165, 496102692), (171, 478695580), (180, 454760801), (190, 430826022), (198, 413418910), (209, 391660020), (220, 372077019), (228, 359021685), (285, 287217348), (330, 248051346), (342, 239347790), (380, 215413011), (396, 206709455), (418, 195830010), (495, 165367564), (570, 143608674), (627, 130553340), (660, 124025673), (684, 119673895), (836, 97915005), (855, 95739116), (990, 82683782), (1045, 78332004), (1140, 71804337), (1254, 65276670), (1710, 47869558), (1881, 43517780), (1980, 41341891), (2090, 39166002), (2508, 32638335), (3135, 26110668), (3420, 23934779), (3762, 21758890), (4180, 19583001), (6270, 13055334), (7524, 10879445), (9405, 8703556), (12540, 6527667), (18810, 4351778), (37620, 2175889)]