78819372

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{541}}^1$

素因数の和:644

約数の個数: 96

約数和(自身を含む): 218534400

約数和(自身を除く): 139715028

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 71, 76, 108, 114, 142, 171, 213, 228, 284, 342, 426, 513, 541, 639, 684, 852, 1026, 1082, 1278, 1349, 1623, 1917, 2052, 2164, 2556, 2698, 3246, 3834, 4047, 4869, 5396, 6492, 7668, 8094, 9738, 10279, 12141, 14607, 16188, 19476, 20558, 24282, 29214, 30837, 36423, 38411, 41116, 48564, 58428, 61674, 72846, 76822, 92511, 115233, 123348, 145692, 153644, 185022, 230466, 277533, 345699, 370044, 460932, 555066, 691398, 729809, 1037097, 1110132, 1382796, 1459618, 2074194, 2189427, 2919236, 4148388, 4378854, 6568281, 8757708, 13136562, 19704843, 26273124, 39409686, 78819372]

約数ペア:

[(1, 78819372), (2, 39409686), (3, 26273124), (4, 19704843), (6, 13136562), (9, 8757708), (12, 6568281), (18, 4378854), (19, 4148388), (27, 2919236), (36, 2189427), (38, 2074194), (54, 1459618), (57, 1382796), (71, 1110132), (76, 1037097), (108, 729809), (114, 691398), (142, 555066), (171, 460932), (213, 370044), (228, 345699), (284, 277533), (342, 230466), (426, 185022), (513, 153644), (541, 145692), (639, 123348), (684, 115233), (852, 92511), (1026, 76822), (1082, 72846), (1278, 61674), (1349, 58428), (1623, 48564), (1917, 41116), (2052, 38411), (2164, 36423), (2556, 30837), (2698, 29214), (3246, 24282), (3834, 20558), (4047, 19476), (4869, 16188), (5396, 14607), (6492, 12141), (7668, 10279), (8094, 9738)]