201224988

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{1187}}^1$

素因数の和:1491

約数の個数: 72

約数和(自身を含む): 540972432

約数和(自身を除く): 339747444

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 277, 306, 554, 612, 831, 1108, 1187, 1662, 2374, 2493, 3324, 3561, 4709, 4748, 4986, 7122, 9418, 9972, 10683, 14127, 14244, 18836, 20179, 21366, 28254, 40358, 42381, 42732, 56508, 60537, 80716, 84762, 121074, 169524, 181611, 242148, 328799, 363222, 657598, 726444, 986397, 1315196, 1972794, 2959191, 3945588, 5589583, 5918382, 11179166, 11836764, 16768749, 22358332, 33537498, 50306247, 67074996, 100612494, 201224988]

約数ペア:

[(1, 201224988), (2, 100612494), (3, 67074996), (4, 50306247), (6, 33537498), (9, 22358332), (12, 16768749), (17, 11836764), (18, 11179166), (34, 5918382), (36, 5589583), (51, 3945588), (68, 2959191), (102, 1972794), (153, 1315196), (204, 986397), (277, 726444), (306, 657598), (554, 363222), (612, 328799), (831, 242148), (1108, 181611), (1187, 169524), (1662, 121074), (2374, 84762), (2493, 80716), (3324, 60537), (3561, 56508), (4709, 42732), (4748, 42381), (4986, 40358), (7122, 28254), (9418, 21366), (9972, 20179), (10683, 18836), (14127, 14244)]