215511384

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{22063}}^1$

素因数の和:22120

約数の個数: 64

約数和(自身を含む): 603671040

約数和(自身を除く): 388159656

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 37, 44, 66, 74, 88, 111, 132, 148, 222, 264, 296, 407, 444, 814, 888, 1221, 1628, 2442, 3256, 4884, 9768, 22063, 44126, 66189, 88252, 132378, 176504, 242693, 264756, 485386, 529512, 728079, 816331, 970772, 1456158, 1632662, 1941544, 2448993, 2912316, 3265324, 4897986, 5824632, 6530648, 8979641, 9795972, 17959282, 19591944, 26938923, 35918564, 53877846, 71837128, 107755692, 215511384]

約数ペア:

[(1, 215511384), (2, 107755692), (3, 71837128), (4, 53877846), (6, 35918564), (8, 26938923), (11, 19591944), (12, 17959282), (22, 9795972), (24, 8979641), (33, 6530648), (37, 5824632), (44, 4897986), (66, 3265324), (74, 2912316), (88, 2448993), (111, 1941544), (132, 1632662), (148, 1456158), (222, 970772), (264, 816331), (296, 728079), (407, 529512), (444, 485386), (814, 264756), (888, 242693), (1221, 176504), (1628, 132378), (2442, 88252), (3256, 66189), (4884, 44126), (9768, 22063)]