81511128

素因数分解:

$2^3\times 3^2\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{277}}^1$

素因数の和:417

約数の個数: 96

約数和(自身を含む): 228549360

約数和(自身を除く): 147038232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 61, 67, 72, 122, 134, 183, 201, 244, 268, 277, 366, 402, 488, 536, 549, 554, 603, 732, 804, 831, 1098, 1108, 1206, 1464, 1608, 1662, 2196, 2216, 2412, 2493, 3324, 4087, 4392, 4824, 4986, 6648, 8174, 9972, 12261, 16348, 16897, 18559, 19944, 24522, 32696, 33794, 36783, 37118, 49044, 50691, 55677, 67588, 73566, 74236, 98088, 101382, 111354, 135176, 147132, 148472, 152073, 167031, 202764, 222708, 294264, 304146, 334062, 405528, 445416, 608292, 668124, 1132099, 1216584, 1336248, 2264198, 3396297, 4528396, 6792594, 9056792, 10188891, 13585188, 20377782, 27170376, 40755564, 81511128]

約数ペア:

[(1, 81511128), (2, 40755564), (3, 27170376), (4, 20377782), (6, 13585188), (8, 10188891), (9, 9056792), (12, 6792594), (18, 4528396), (24, 3396297), (36, 2264198), (61, 1336248), (67, 1216584), (72, 1132099), (122, 668124), (134, 608292), (183, 445416), (201, 405528), (244, 334062), (268, 304146), (277, 294264), (366, 222708), (402, 202764), (488, 167031), (536, 152073), (549, 148472), (554, 147132), (603, 135176), (732, 111354), (804, 101382), (831, 98088), (1098, 74236), (1108, 73566), (1206, 67588), (1464, 55677), (1608, 50691), (1662, 49044), (2196, 37118), (2216, 36783), (2412, 33794), (2493, 32696), (3324, 24522), (4087, 19944), (4392, 18559), (4824, 16897), (4986, 16348), (6648, 12261), (8174, 9972)]