199744020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{158527}}^1$

素因数の和:158549

約数の個数: 72

約数和(自身を含む): 692450304

約数和(自身を除く): 492706284

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, 158527, 317054, 475581, 634108, 792635, 951162, 1109689, 1426743, 1585270, 1902324, 2219378, 2377905, 2853486, 3170540, 3329067, 4438756, 4755810, 5548445, 5706972, 6658134, 7133715, 9511620, 9987201, 11096890, 13316268, 14267430, 16645335, 19974402, 22193780, 28534860, 33290670, 39948804, 49936005, 66581340, 99872010, 199744020]

約数ペア:

[(1, 199744020), (2, 99872010), (3, 66581340), (4, 49936005), (5, 39948804), (6, 33290670), (7, 28534860), (9, 22193780), (10, 19974402), (12, 16645335), (14, 14267430), (15, 13316268), (18, 11096890), (20, 9987201), (21, 9511620), (28, 7133715), (30, 6658134), (35, 5706972), (36, 5548445), (42, 4755810), (45, 4438756), (60, 3329067), (63, 3170540), (70, 2853486), (84, 2377905), (90, 2219378), (105, 1902324), (126, 1585270), (140, 1426743), (180, 1109689), (210, 951162), (252, 792635), (315, 634108), (420, 475581), (630, 317054), (1260, 158527)]