181416420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{12143}}^1$

素因数の和:12241

約数の個数: 72

約数和(自身を含む): 556972416

約数和(自身を除く): 375555996

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 83, 90, 166, 180, 249, 332, 415, 498, 747, 830, 996, 1245, 1494, 1660, 2490, 2988, 3735, 4980, 7470, 12143, 14940, 24286, 36429, 48572, 60715, 72858, 109287, 121430, 145716, 182145, 218574, 242860, 364290, 437148, 546435, 728580, 1007869, 1092870, 2015738, 2185740, 3023607, 4031476, 5039345, 6047214, 9070821, 10078690, 12094428, 15118035, 18141642, 20157380, 30236070, 36283284, 45354105, 60472140, 90708210, 181416420]

約数ペア:

[(1, 181416420), (2, 90708210), (3, 60472140), (4, 45354105), (5, 36283284), (6, 30236070), (9, 20157380), (10, 18141642), (12, 15118035), (15, 12094428), (18, 10078690), (20, 9070821), (30, 6047214), (36, 5039345), (45, 4031476), (60, 3023607), (83, 2185740), (90, 2015738), (166, 1092870), (180, 1007869), (249, 728580), (332, 546435), (415, 437148), (498, 364290), (747, 242860), (830, 218574), (996, 182145), (1245, 145716), (1494, 121430), (1660, 109287), (2490, 72858), (2988, 60715), (3735, 48572), (4980, 36429), (7470, 24286), (12143, 14940)]