19768884120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{134263}}^1$

素因数の和:134689

約数の個数: 96

約数和(自身を含む): 64406440800

約数和(自身を除く): 44637556680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 409, 818, 1227, 1636, 2045, 2454, 3272, 3681, 4090, 4908, 6135, 7362, 8180, 9816, 12270, 14724, 16360, 18405, 24540, 29448, 36810, 49080, 73620, 134263, 147240, 268526, 402789, 537052, 671315, 805578, 1074104, 1208367, 1342630, 1611156, 2013945, 2416734, 2685260, 3222312, 4027890, 4833468, 5370520, 6041835, 8055780, 9666936, 12083670, 16111560, 24167340, 48334680, 54913567, 109827134, 164740701, 219654268, 274567835, 329481402, 439308536, 494222103, 549135670, 658962804, 823703505, 988444206, 1098271340, 1317925608, 1647407010, 1976888412, 2196542680, 2471110515, 3294814020, 3953776824, 4942221030, 6589628040, 9884442060, 19768884120]

約数ペア:

[(1, 19768884120), (2, 9884442060), (3, 6589628040), (4, 4942221030), (5, 3953776824), (6, 3294814020), (8, 2471110515), (9, 2196542680), (10, 1976888412), (12, 1647407010), (15, 1317925608), (18, 1098271340), (20, 988444206), (24, 823703505), (30, 658962804), (36, 549135670), (40, 494222103), (45, 439308536), (60, 329481402), (72, 274567835), (90, 219654268), (120, 164740701), (180, 109827134), (360, 54913567), (409, 48334680), (818, 24167340), (1227, 16111560), (1636, 12083670), (2045, 9666936), (2454, 8055780), (3272, 6041835), (3681, 5370520), (4090, 4833468), (4908, 4027890), (6135, 3222312), (7362, 2685260), (8180, 2416734), (9816, 2013945), (12270, 1611156), (14724, 1342630), (16360, 1208367), (18405, 1074104), (24540, 805578), (29448, 671315), (36810, 537052), (49080, 402789), (73620, 268526), (134263, 147240)]