317698850

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:193

約数の個数: 144

約数和(自身を含む): 732810240

約数和(自身を除く): 415111390

約数列:

[1, 2, 5, 7, 10, 14, 25, 31, 35, 47, 49, 50, 62, 70, 89, 94, 98, 155, 175, 178, 217, 235, 245, 310, 329, 350, 434, 445, 470, 490, 623, 658, 775, 890, 1085, 1175, 1225, 1246, 1457, 1519, 1550, 1645, 2170, 2225, 2303, 2350, 2450, 2759, 2914, 3038, 3115, 3290, 4183, 4361, 4450, 4606, 5425, 5518, 6230, 7285, 7595, 8225, 8366, 8722, 10199, 10850, 11515, 13795, 14570, 15190, 15575, 16450, 19313, 20398, 20915, 21805, 23030, 27590, 29281, 31150, 36425, 37975, 38626, 41830, 43610, 50995, 57575, 58562, 68975, 71393, 72850, 75950, 96565, 101990, 104575, 109025, 115150, 129673, 135191, 137950, 142786, 146405, 193130, 204967, 209150, 218050, 254975, 259346, 270382, 292810, 356965, 409934, 482825, 509950, 648365, 675955, 713930, 732025, 907711, 965650, 1024835, 1296730, 1351910, 1464050, 1784825, 1815422, 2049670, 3241825, 3379775, 3569650, 4538555, 5124175, 6353977, 6483650, 6759550, 9077110, 10248350, 12707954, 22692775, 31769885, 45385550, 63539770, 158849425, 317698850]

約数ペア:

[(1, 317698850), (2, 158849425), (5, 63539770), (7, 45385550), (10, 31769885), (14, 22692775), (25, 12707954), (31, 10248350), (35, 9077110), (47, 6759550), (49, 6483650), (50, 6353977), (62, 5124175), (70, 4538555), (89, 3569650), (94, 3379775), (98, 3241825), (155, 2049670), (175, 1815422), (178, 1784825), (217, 1464050), (235, 1351910), (245, 1296730), (310, 1024835), (329, 965650), (350, 907711), (434, 732025), (445, 713930), (470, 675955), (490, 648365), (623, 509950), (658, 482825), (775, 409934), (890, 356965), (1085, 292810), (1175, 270382), (1225, 259346), (1246, 254975), (1457, 218050), (1519, 209150), (1550, 204967), (1645, 193130), (2170, 146405), (2225, 142786), (2303, 137950), (2350, 135191), (2450, 129673), (2759, 115150), (2914, 109025), (3038, 104575), (3115, 101990), (3290, 96565), (4183, 75950), (4361, 72850), (4450, 71393), (4606, 68975), (5425, 58562), (5518, 57575), (6230, 50995), (7285, 43610), (7595, 41830), (8225, 38626), (8366, 37975), (8722, 36425), (10199, 31150), (10850, 29281), (11515, 27590), (13795, 23030), (14570, 21805), (15190, 20915), (15575, 20398), (16450, 19313)]