199101420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{158017}}^1$

素因数の和:158039

約数の個数: 72

約数和(自身を含む): 690222624

約数和(自身を除く): 491121204

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 158017, 316034, 474051, 632068, 790085, 948102, 1106119, 1422153, 1580170, 1896204, 2212238, 2370255, 2844306, 3160340, 3318357, 4424476, 4740510, 5530595, 5688612, 6636714, 7110765, 9481020, 9955071, 11061190, 13273428, 14221530, 16591785, 19910142, 22122380, 28443060, 33183570, 39820284, 49775355, 66367140, 99550710, 199101420]

約数ペア:

[(1, 199101420), (2, 99550710), (3, 66367140), (4, 49775355), (5, 39820284), (6, 33183570), (7, 28443060), (9, 22122380), (10, 19910142), (12, 16591785), (14, 14221530), (15, 13273428), (18, 11061190), (20, 9955071), (21, 9481020), (28, 7110765), (30, 6636714), (35, 5688612), (36, 5530595), (42, 4740510), (45, 4424476), (60, 3318357), (63, 3160340), (70, 2844306), (84, 2370255), (90, 2212238), (105, 1896204), (126, 1580170), (140, 1422153), (180, 1106119), (210, 948102), (252, 790085), (315, 632068), (420, 474051), (630, 316034), (1260, 158017)]