17785404

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:180

約数の個数: 144

約数和(自身を含む): 56871360

約数和(自身を除く): 39085956

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 61, 63, 78, 84, 89, 91, 117, 122, 126, 156, 178, 182, 183, 234, 244, 252, 267, 273, 356, 364, 366, 427, 468, 534, 546, 549, 623, 732, 793, 801, 819, 854, 1068, 1092, 1098, 1157, 1246, 1281, 1586, 1602, 1638, 1708, 1869, 2196, 2314, 2379, 2492, 2562, 3172, 3204, 3276, 3471, 3738, 3843, 4628, 4758, 5124, 5429, 5551, 5607, 6942, 7137, 7476, 7686, 8099, 9516, 10413, 10858, 11102, 11214, 13884, 14274, 15372, 16198, 16287, 16653, 20826, 21716, 22204, 22428, 24297, 28548, 32396, 32574, 33306, 38003, 41652, 48594, 48861, 49959, 65148, 66612, 70577, 72891, 76006, 97188, 97722, 99918, 114009, 141154, 145782, 152012, 195444, 199836, 211731, 228018, 282308, 291564, 342027, 423462, 456036, 494039, 635193, 684054, 846924, 988078, 1270386, 1368108, 1482117, 1976156, 2540772, 2964234, 4446351, 5928468, 8892702, 17785404]

約数ペア:

[(1, 17785404), (2, 8892702), (3, 5928468), (4, 4446351), (6, 2964234), (7, 2540772), (9, 1976156), (12, 1482117), (13, 1368108), (14, 1270386), (18, 988078), (21, 846924), (26, 684054), (28, 635193), (36, 494039), (39, 456036), (42, 423462), (52, 342027), (61, 291564), (63, 282308), (78, 228018), (84, 211731), (89, 199836), (91, 195444), (117, 152012), (122, 145782), (126, 141154), (156, 114009), (178, 99918), (182, 97722), (183, 97188), (234, 76006), (244, 72891), (252, 70577), (267, 66612), (273, 65148), (356, 49959), (364, 48861), (366, 48594), (427, 41652), (468, 38003), (534, 33306), (546, 32574), (549, 32396), (623, 28548), (732, 24297), (793, 22428), (801, 22204), (819, 21716), (854, 20826), (1068, 16653), (1092, 16287), (1098, 16198), (1157, 15372), (1246, 14274), (1281, 13884), (1586, 11214), (1602, 11102), (1638, 10858), (1708, 10413), (1869, 9516), (2196, 8099), (2314, 7686), (2379, 7476), (2492, 7137), (2562, 6942), (3172, 5607), (3204, 5551), (3276, 5429), (3471, 5124), (3738, 4758), (3843, 4628)]