198492120

素因数分解:

$2^3\times 3^7\times 5^1\times {\mathrm{2269}}^1$

素因数の和:2301

約数の個数: 128

約数和(自身を含む): 670104000

約数和(自身を除く): 471611880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 729, 810, 972, 1080, 1215, 1458, 1620, 1944, 2187, 2269, 2430, 2916, 3240, 3645, 4374, 4538, 4860, 5832, 6807, 7290, 8748, 9076, 9720, 10935, 11345, 13614, 14580, 17496, 18152, 20421, 21870, 22690, 27228, 29160, 34035, 40842, 43740, 45380, 54456, 61263, 68070, 81684, 87480, 90760, 102105, 122526, 136140, 163368, 183789, 204210, 245052, 272280, 306315, 367578, 408420, 490104, 551367, 612630, 735156, 816840, 918945, 1102734, 1225260, 1470312, 1654101, 1837890, 2205468, 2450520, 2756835, 3308202, 3675780, 4410936, 4962303, 5513670, 6616404, 7351560, 8270505, 9924606, 11027340, 13232808, 16541010, 19849212, 22054680, 24811515, 33082020, 39698424, 49623030, 66164040, 99246060, 198492120]

約数ペア:

[(1, 198492120), (2, 99246060), (3, 66164040), (4, 49623030), (5, 39698424), (6, 33082020), (8, 24811515), (9, 22054680), (10, 19849212), (12, 16541010), (15, 13232808), (18, 11027340), (20, 9924606), (24, 8270505), (27, 7351560), (30, 6616404), (36, 5513670), (40, 4962303), (45, 4410936), (54, 3675780), (60, 3308202), (72, 2756835), (81, 2450520), (90, 2205468), (108, 1837890), (120, 1654101), (135, 1470312), (162, 1225260), (180, 1102734), (216, 918945), (243, 816840), (270, 735156), (324, 612630), (360, 551367), (405, 490104), (486, 408420), (540, 367578), (648, 306315), (729, 272280), (810, 245052), (972, 204210), (1080, 183789), (1215, 163368), (1458, 136140), (1620, 122526), (1944, 102105), (2187, 90760), (2269, 87480), (2430, 81684), (2916, 68070), (3240, 61263), (3645, 54456), (4374, 45380), (4538, 43740), (4860, 40842), (5832, 34035), (6807, 29160), (7290, 27228), (8748, 22690), (9076, 21870), (9720, 20421), (10935, 18152), (11345, 17496), (13614, 14580)]