16680811284

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{343481}}^1$

素因数の和:343581

約数の個数: 72

約数和(自身を含む): 45009881280

約数和(自身を除く): 28329069996

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 71, 76, 114, 142, 171, 213, 228, 284, 342, 426, 639, 684, 852, 1278, 1349, 2556, 2698, 4047, 5396, 8094, 12141, 16188, 24282, 48564, 343481, 686962, 1030443, 1373924, 2060886, 3091329, 4121772, 6182658, 6526139, 12365316, 13052278, 19578417, 24387151, 26104556, 39156834, 48774302, 58735251, 73161453, 78313668, 97548604, 117470502, 146322906, 219484359, 234941004, 292645812, 438968718, 463355869, 877937436, 926711738, 1390067607, 1853423476, 2780135214, 4170202821, 5560270428, 8340405642, 16680811284]

約数ペア:

[(1, 16680811284), (2, 8340405642), (3, 5560270428), (4, 4170202821), (6, 2780135214), (9, 1853423476), (12, 1390067607), (18, 926711738), (19, 877937436), (36, 463355869), (38, 438968718), (57, 292645812), (71, 234941004), (76, 219484359), (114, 146322906), (142, 117470502), (171, 97548604), (213, 78313668), (228, 73161453), (284, 58735251), (342, 48774302), (426, 39156834), (639, 26104556), (684, 24387151), (852, 19578417), (1278, 13052278), (1349, 12365316), (2556, 6526139), (2698, 6182658), (4047, 4121772), (5396, 3091329), (8094, 2060886), (12141, 1373924), (16188, 1030443), (24282, 686962), (48564, 343481)]