255383892

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{977}}^1$

素因数の和:1177

約数の個数: 72

約数和(自身を含む): 663213096

約数和(自身を除く): 407829204

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 137, 159, 212, 274, 318, 411, 477, 548, 636, 822, 954, 977, 1233, 1644, 1908, 1954, 2466, 2931, 3908, 4932, 5862, 7261, 8793, 11724, 14522, 17586, 21783, 29044, 35172, 43566, 51781, 65349, 87132, 103562, 130698, 133849, 155343, 207124, 261396, 267698, 310686, 401547, 466029, 535396, 621372, 803094, 932058, 1204641, 1606188, 1864116, 2409282, 4818564, 7093997, 14187994, 21281991, 28375988, 42563982, 63845973, 85127964, 127691946, 255383892]

約数ペア:

[(1, 255383892), (2, 127691946), (3, 85127964), (4, 63845973), (6, 42563982), (9, 28375988), (12, 21281991), (18, 14187994), (36, 7093997), (53, 4818564), (106, 2409282), (137, 1864116), (159, 1606188), (212, 1204641), (274, 932058), (318, 803094), (411, 621372), (477, 535396), (548, 466029), (636, 401547), (822, 310686), (954, 267698), (977, 261396), (1233, 207124), (1644, 155343), (1908, 133849), (1954, 130698), (2466, 103562), (2931, 87132), (3908, 65349), (4932, 51781), (5862, 43566), (7261, 35172), (8793, 29044), (11724, 21783), (14522, 17586)]