140197980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:248

約数の個数: 192

約数和(自身を含む): 456382080

約数和(自身を除く): 316184100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 78, 85, 97, 102, 109, 130, 156, 170, 194, 195, 204, 218, 221, 255, 260, 291, 327, 340, 388, 390, 436, 442, 485, 510, 545, 582, 654, 663, 780, 884, 970, 1020, 1090, 1105, 1164, 1261, 1308, 1326, 1417, 1455, 1635, 1649, 1853, 1940, 2180, 2210, 2522, 2652, 2834, 2910, 3270, 3298, 3315, 3706, 3783, 4251, 4420, 4947, 5044, 5559, 5668, 5820, 6305, 6540, 6596, 6630, 7085, 7412, 7566, 8245, 8502, 9265, 9894, 10573, 11118, 12610, 13260, 14170, 15132, 16490, 17004, 18530, 18915, 19788, 21146, 21255, 21437, 22236, 24089, 24735, 25220, 27795, 28340, 31719, 32980, 37060, 37830, 42292, 42510, 42874, 48178, 49470, 52865, 55590, 63438, 64311, 72267, 75660, 85020, 85748, 96356, 98940, 105730, 107185, 111180, 120445, 126876, 128622, 137449, 144534, 158595, 179741, 211460, 214370, 240890, 257244, 274898, 289068, 317190, 321555, 359482, 361335, 412347, 428740, 481780, 539223, 549796, 634380, 643110, 687245, 718964, 722670, 824694, 898705, 1078446, 1286220, 1374490, 1445340, 1649388, 1797410, 2061735, 2156892, 2336633, 2696115, 2748980, 3594820, 4123470, 4673266, 5392230, 7009899, 8246940, 9346532, 10784460, 11683165, 14019798, 23366330, 28039596, 35049495, 46732660, 70098990, 140197980]

約数ペア:

[(1, 140197980), (2, 70098990), (3, 46732660), (4, 35049495), (5, 28039596), (6, 23366330), (10, 14019798), (12, 11683165), (13, 10784460), (15, 9346532), (17, 8246940), (20, 7009899), (26, 5392230), (30, 4673266), (34, 4123470), (39, 3594820), (51, 2748980), (52, 2696115), (60, 2336633), (65, 2156892), (68, 2061735), (78, 1797410), (85, 1649388), (97, 1445340), (102, 1374490), (109, 1286220), (130, 1078446), (156, 898705), (170, 824694), (194, 722670), (195, 718964), (204, 687245), (218, 643110), (221, 634380), (255, 549796), (260, 539223), (291, 481780), (327, 428740), (340, 412347), (388, 361335), (390, 359482), (436, 321555), (442, 317190), (485, 289068), (510, 274898), (545, 257244), (582, 240890), (654, 214370), (663, 211460), (780, 179741), (884, 158595), (970, 144534), (1020, 137449), (1090, 128622), (1105, 126876), (1164, 120445), (1261, 111180), (1308, 107185), (1326, 105730), (1417, 98940), (1455, 96356), (1635, 85748), (1649, 85020), (1853, 75660), (1940, 72267), (2180, 64311), (2210, 63438), (2522, 55590), (2652, 52865), (2834, 49470), (2910, 48178), (3270, 42874), (3298, 42510), (3315, 42292), (3706, 37830), (3783, 37060), (4251, 32980), (4420, 31719), (4947, 28340), (5044, 27795), (5559, 25220), (5668, 24735), (5820, 24089), (6305, 22236), (6540, 21437), (6596, 21255), (6630, 21146), (7085, 19788), (7412, 18915), (7566, 18530), (8245, 17004), (8502, 16490), (9265, 15132), (9894, 14170), (10573, 13260), (11118, 12610)]