172868710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:182

約数の個数: 128

約数和(自身を含む): 394813440

約数和(自身を除く): 221944730

約数列:

[1, 2, 5, 7, 10, 14, 29, 31, 35, 41, 58, 62, 67, 70, 82, 134, 145, 155, 203, 205, 217, 287, 290, 310, 335, 406, 410, 434, 469, 574, 670, 899, 938, 1015, 1085, 1189, 1271, 1435, 1798, 1943, 2030, 2077, 2170, 2345, 2378, 2542, 2747, 2870, 3886, 4154, 4495, 4690, 5494, 5945, 6293, 6355, 8323, 8897, 8990, 9715, 10385, 11890, 12586, 12710, 13601, 13735, 14539, 16646, 17794, 19229, 19430, 20770, 27202, 27470, 29078, 31465, 36859, 38458, 41615, 44485, 60233, 62930, 68005, 72695, 73718, 79663, 83230, 85157, 88970, 96145, 120466, 136010, 145390, 159326, 170314, 184295, 192290, 258013, 301165, 368590, 398315, 421631, 425785, 516026, 557641, 596099, 602330, 796630, 843262, 851570, 1115282, 1192198, 1290065, 2108155, 2469553, 2580130, 2788205, 2980495, 4216310, 4939106, 5576410, 5960990, 12347765, 17286871, 24695530, 34573742, 86434355, 172868710]

約数ペア:

[(1, 172868710), (2, 86434355), (5, 34573742), (7, 24695530), (10, 17286871), (14, 12347765), (29, 5960990), (31, 5576410), (35, 4939106), (41, 4216310), (58, 2980495), (62, 2788205), (67, 2580130), (70, 2469553), (82, 2108155), (134, 1290065), (145, 1192198), (155, 1115282), (203, 851570), (205, 843262), (217, 796630), (287, 602330), (290, 596099), (310, 557641), (335, 516026), (406, 425785), (410, 421631), (434, 398315), (469, 368590), (574, 301165), (670, 258013), (899, 192290), (938, 184295), (1015, 170314), (1085, 159326), (1189, 145390), (1271, 136010), (1435, 120466), (1798, 96145), (1943, 88970), (2030, 85157), (2077, 83230), (2170, 79663), (2345, 73718), (2378, 72695), (2542, 68005), (2747, 62930), (2870, 60233), (3886, 44485), (4154, 41615), (4495, 38458), (4690, 36859), (5494, 31465), (5945, 29078), (6293, 27470), (6355, 27202), (8323, 20770), (8897, 19430), (8990, 19229), (9715, 17794), (10385, 16646), (11890, 14539), (12586, 13735), (12710, 13601)]