161770980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:338

約数の個数: 192

約数和(自身を含む): 555448320

約数和(自身を除く): 393677340

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 139, 140, 163, 170, 204, 210, 238, 255, 278, 326, 340, 357, 417, 420, 476, 489, 510, 556, 595, 652, 695, 714, 815, 834, 973, 978, 1020, 1141, 1190, 1390, 1428, 1630, 1668, 1785, 1946, 1956, 2085, 2282, 2363, 2380, 2445, 2771, 2780, 2919, 3260, 3423, 3570, 3892, 4170, 4564, 4726, 4865, 4890, 5542, 5705, 5838, 6846, 7089, 7140, 8313, 8340, 9452, 9730, 9780, 11084, 11410, 11676, 11815, 13692, 13855, 14178, 14595, 16541, 16626, 17115, 19397, 19460, 22657, 22820, 23630, 27710, 28356, 29190, 33082, 33252, 34230, 35445, 38794, 41565, 45314, 47260, 49623, 55420, 58191, 58380, 66164, 67971, 68460, 70890, 77588, 82705, 83130, 90628, 96985, 99246, 113285, 116382, 135942, 141780, 158599, 165410, 166260, 193970, 198492, 226570, 232764, 248115, 271884, 290955, 317198, 330820, 339855, 385169, 387940, 453140, 475797, 496230, 581910, 634396, 679710, 770338, 792995, 951594, 992460, 1155507, 1163820, 1359420, 1540676, 1585990, 1903188, 1925845, 2311014, 2378985, 2696183, 3171980, 3851690, 4622028, 4757970, 5392366, 5777535, 7703380, 8088549, 9515940, 10784732, 11555070, 13480915, 16177098, 23110140, 26961830, 32354196, 40442745, 53923660, 80885490, 161770980]

約数ペア:

[(1, 161770980), (2, 80885490), (3, 53923660), (4, 40442745), (5, 32354196), (6, 26961830), (7, 23110140), (10, 16177098), (12, 13480915), (14, 11555070), (15, 10784732), (17, 9515940), (20, 8088549), (21, 7703380), (28, 5777535), (30, 5392366), (34, 4757970), (35, 4622028), (42, 3851690), (51, 3171980), (60, 2696183), (68, 2378985), (70, 2311014), (84, 1925845), (85, 1903188), (102, 1585990), (105, 1540676), (119, 1359420), (139, 1163820), (140, 1155507), (163, 992460), (170, 951594), (204, 792995), (210, 770338), (238, 679710), (255, 634396), (278, 581910), (326, 496230), (340, 475797), (357, 453140), (417, 387940), (420, 385169), (476, 339855), (489, 330820), (510, 317198), (556, 290955), (595, 271884), (652, 248115), (695, 232764), (714, 226570), (815, 198492), (834, 193970), (973, 166260), (978, 165410), (1020, 158599), (1141, 141780), (1190, 135942), (1390, 116382), (1428, 113285), (1630, 99246), (1668, 96985), (1785, 90628), (1946, 83130), (1956, 82705), (2085, 77588), (2282, 70890), (2363, 68460), (2380, 67971), (2445, 66164), (2771, 58380), (2780, 58191), (2919, 55420), (3260, 49623), (3423, 47260), (3570, 45314), (3892, 41565), (4170, 38794), (4564, 35445), (4726, 34230), (4865, 33252), (4890, 33082), (5542, 29190), (5705, 28356), (5838, 27710), (6846, 23630), (7089, 22820), (7140, 22657), (8313, 19460), (8340, 19397), (9452, 17115), (9730, 16626), (9780, 16541), (11084, 14595), (11410, 14178), (11676, 13855), (11815, 13692)]