198229128

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{379}}^1$

素因数の和:475

約数の個数: 128

約数和(自身を含む): 554496000

約数和(自身を除く): 356266872

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 31, 37, 38, 57, 62, 74, 76, 93, 111, 114, 124, 148, 152, 186, 222, 228, 248, 296, 372, 379, 444, 456, 589, 703, 744, 758, 888, 1137, 1147, 1178, 1406, 1516, 1767, 2109, 2274, 2294, 2356, 2812, 3032, 3441, 3534, 4218, 4548, 4588, 4712, 5624, 6882, 7068, 7201, 8436, 9096, 9176, 11749, 13764, 14023, 14136, 14402, 16872, 21603, 21793, 23498, 27528, 28046, 28804, 35247, 42069, 43206, 43586, 46996, 56092, 57608, 65379, 70494, 84138, 86412, 87172, 93992, 112184, 130758, 140988, 168276, 172824, 174344, 223231, 261516, 266437, 281976, 336552, 434713, 446462, 523032, 532874, 669693, 799311, 869426, 892924, 1065748, 1304139, 1339386, 1598622, 1738852, 1785848, 2131496, 2608278, 2678772, 3197244, 3477704, 5216556, 5357544, 6394488, 8259547, 10433112, 16519094, 24778641, 33038188, 49557282, 66076376, 99114564, 198229128]

約数ペア:

[(1, 198229128), (2, 99114564), (3, 66076376), (4, 49557282), (6, 33038188), (8, 24778641), (12, 16519094), (19, 10433112), (24, 8259547), (31, 6394488), (37, 5357544), (38, 5216556), (57, 3477704), (62, 3197244), (74, 2678772), (76, 2608278), (93, 2131496), (111, 1785848), (114, 1738852), (124, 1598622), (148, 1339386), (152, 1304139), (186, 1065748), (222, 892924), (228, 869426), (248, 799311), (296, 669693), (372, 532874), (379, 523032), (444, 446462), (456, 434713), (589, 336552), (703, 281976), (744, 266437), (758, 261516), (888, 223231), (1137, 174344), (1147, 172824), (1178, 168276), (1406, 140988), (1516, 130758), (1767, 112184), (2109, 93992), (2274, 87172), (2294, 86412), (2356, 84138), (2812, 70494), (3032, 65379), (3441, 57608), (3534, 56092), (4218, 46996), (4548, 43586), (4588, 43206), (4712, 42069), (5624, 35247), (6882, 28804), (7068, 28046), (7201, 27528), (8436, 23498), (9096, 21793), (9176, 21603), (11749, 16872), (13764, 14402), (14023, 14136)]