997680360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{479}}^1\times {\mathrm{1021}}^1$

素因数の和:1531

約数の個数: 128

約数和(自身を含む): 3178828800

約数和(自身を除く): 2181148440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 479, 510, 680, 958, 1020, 1021, 1437, 1916, 2040, 2042, 2395, 2874, 3063, 3832, 4084, 4790, 5105, 5748, 6126, 7185, 8143, 8168, 9580, 10210, 11496, 12252, 14370, 15315, 16286, 17357, 19160, 20420, 24429, 24504, 28740, 30630, 32572, 34714, 40715, 40840, 48858, 52071, 57480, 61260, 65144, 69428, 81430, 86785, 97716, 104142, 122145, 122520, 138856, 162860, 173570, 195432, 208284, 244290, 260355, 325720, 347140, 416568, 488580, 489059, 520710, 694280, 977160, 978118, 1041420, 1467177, 1956236, 2082840, 2445295, 2934354, 3912472, 4890590, 5868708, 7335885, 8314003, 9781180, 11737416, 14671770, 16628006, 19562360, 24942009, 29343540, 33256012, 41570015, 49884018, 58687080, 66512024, 83140030, 99768036, 124710045, 166280060, 199536072, 249420090, 332560120, 498840180, 997680360]

約数ペア:

[(1, 997680360), (2, 498840180), (3, 332560120), (4, 249420090), (5, 199536072), (6, 166280060), (8, 124710045), (10, 99768036), (12, 83140030), (15, 66512024), (17, 58687080), (20, 49884018), (24, 41570015), (30, 33256012), (34, 29343540), (40, 24942009), (51, 19562360), (60, 16628006), (68, 14671770), (85, 11737416), (102, 9781180), (120, 8314003), (136, 7335885), (170, 5868708), (204, 4890590), (255, 3912472), (340, 2934354), (408, 2445295), (479, 2082840), (510, 1956236), (680, 1467177), (958, 1041420), (1020, 978118), (1021, 977160), (1437, 694280), (1916, 520710), (2040, 489059), (2042, 488580), (2395, 416568), (2874, 347140), (3063, 325720), (3832, 260355), (4084, 244290), (4790, 208284), (5105, 195432), (5748, 173570), (6126, 162860), (7185, 138856), (8143, 122520), (8168, 122145), (9580, 104142), (10210, 97716), (11496, 86785), (12252, 81430), (14370, 69428), (15315, 65144), (16286, 61260), (17357, 57480), (19160, 52071), (20420, 48858), (24429, 40840), (24504, 40715), (28740, 34714), (30630, 32572)]