240724920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{397}}^1$

素因数の和:605

約数の個数: 128

約数和(自身を含む): 751933440

約数和(自身を除く): 511208520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 163, 186, 248, 310, 326, 372, 397, 465, 489, 620, 652, 744, 794, 815, 930, 978, 1191, 1240, 1304, 1588, 1630, 1860, 1956, 1985, 2382, 2445, 3176, 3260, 3720, 3912, 3970, 4764, 4890, 5053, 5955, 6520, 7940, 9528, 9780, 10106, 11910, 12307, 15159, 15880, 19560, 20212, 23820, 24614, 25265, 30318, 36921, 40424, 47640, 49228, 50530, 60636, 61535, 64711, 73842, 75795, 98456, 101060, 121272, 123070, 129422, 147684, 151590, 184605, 194133, 202120, 246140, 258844, 295368, 303180, 323555, 369210, 388266, 492280, 517688, 606360, 647110, 738420, 776532, 970665, 1294220, 1476840, 1553064, 1941330, 2006041, 2588440, 3882660, 4012082, 6018123, 7765320, 8024164, 10030205, 12036246, 16048328, 20060410, 24072492, 30090615, 40120820, 48144984, 60181230, 80241640, 120362460, 240724920]

約数ペア:

[(1, 240724920), (2, 120362460), (3, 80241640), (4, 60181230), (5, 48144984), (6, 40120820), (8, 30090615), (10, 24072492), (12, 20060410), (15, 16048328), (20, 12036246), (24, 10030205), (30, 8024164), (31, 7765320), (40, 6018123), (60, 4012082), (62, 3882660), (93, 2588440), (120, 2006041), (124, 1941330), (155, 1553064), (163, 1476840), (186, 1294220), (248, 970665), (310, 776532), (326, 738420), (372, 647110), (397, 606360), (465, 517688), (489, 492280), (620, 388266), (652, 369210), (744, 323555), (794, 303180), (815, 295368), (930, 258844), (978, 246140), (1191, 202120), (1240, 194133), (1304, 184605), (1588, 151590), (1630, 147684), (1860, 129422), (1956, 123070), (1985, 121272), (2382, 101060), (2445, 98456), (3176, 75795), (3260, 73842), (3720, 64711), (3912, 61535), (3970, 60636), (4764, 50530), (4890, 49228), (5053, 47640), (5955, 40424), (6520, 36921), (7940, 30318), (9528, 25265), (9780, 24614), (10106, 23820), (11910, 20212), (12307, 19560), (15159, 15880)]