80913960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{5227}}^1$

素因数の和:5287

約数の個数: 96

約数和(自身を含む): 269137440

約数和(自身を除く): 188223480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 43, 45, 60, 72, 86, 90, 120, 129, 172, 180, 215, 258, 344, 360, 387, 430, 516, 645, 774, 860, 1032, 1290, 1548, 1720, 1935, 2580, 3096, 3870, 5160, 5227, 7740, 10454, 15480, 15681, 20908, 26135, 31362, 41816, 47043, 52270, 62724, 78405, 94086, 104540, 125448, 156810, 188172, 209080, 224761, 235215, 313620, 376344, 449522, 470430, 627240, 674283, 899044, 940860, 1123805, 1348566, 1798088, 1881720, 2022849, 2247610, 2697132, 3371415, 4045698, 4495220, 5394264, 6742830, 8091396, 8990440, 10114245, 13485660, 16182792, 20228490, 26971320, 40456980, 80913960]

約数ペア:

[(1, 80913960), (2, 40456980), (3, 26971320), (4, 20228490), (5, 16182792), (6, 13485660), (8, 10114245), (9, 8990440), (10, 8091396), (12, 6742830), (15, 5394264), (18, 4495220), (20, 4045698), (24, 3371415), (30, 2697132), (36, 2247610), (40, 2022849), (43, 1881720), (45, 1798088), (60, 1348566), (72, 1123805), (86, 940860), (90, 899044), (120, 674283), (129, 627240), (172, 470430), (180, 449522), (215, 376344), (258, 313620), (344, 235215), (360, 224761), (387, 209080), (430, 188172), (516, 156810), (645, 125448), (774, 104540), (860, 94086), (1032, 78405), (1290, 62724), (1548, 52270), (1720, 47043), (1935, 41816), (2580, 31362), (3096, 26135), (3870, 20908), (5160, 15681), (5227, 15480), (7740, 10454)]