201728844

素因数分解:

$2^2\times 3^2\times {\mathrm{83}}^1\times {\mathrm{181}}^1\times {\mathrm{373}}^1$

素因数の和:647

約数の個数: 72

約数和(自身を含む): 520311792

約数和(自身を除く): 318582948

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 83, 166, 181, 249, 332, 362, 373, 498, 543, 724, 746, 747, 996, 1086, 1119, 1492, 1494, 1629, 2172, 2238, 2988, 3258, 3357, 4476, 6516, 6714, 13428, 15023, 30046, 30959, 45069, 60092, 61918, 67513, 90138, 92877, 123836, 135026, 135207, 180276, 185754, 202539, 270052, 270414, 278631, 371508, 405078, 540828, 557262, 607617, 810156, 1114524, 1215234, 2430468, 5603579, 11207158, 16810737, 22414316, 33621474, 50432211, 67242948, 100864422, 201728844]

約数ペア:

[(1, 201728844), (2, 100864422), (3, 67242948), (4, 50432211), (6, 33621474), (9, 22414316), (12, 16810737), (18, 11207158), (36, 5603579), (83, 2430468), (166, 1215234), (181, 1114524), (249, 810156), (332, 607617), (362, 557262), (373, 540828), (498, 405078), (543, 371508), (724, 278631), (746, 270414), (747, 270052), (996, 202539), (1086, 185754), (1119, 180276), (1492, 135207), (1494, 135026), (1629, 123836), (2172, 92877), (2238, 90138), (2988, 67513), (3258, 61918), (3357, 60092), (4476, 45069), (6516, 30959), (6714, 30046), (13428, 15023)]