240494280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4973}}^1$

素因数の和:5031

約数の個数: 128

約数和(自身を含む): 802206720

約数和(自身を除く): 561712440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 60, 62, 65, 78, 93, 104, 120, 124, 130, 155, 156, 186, 195, 248, 260, 310, 312, 372, 390, 403, 465, 520, 620, 744, 780, 806, 930, 1209, 1240, 1560, 1612, 1860, 2015, 2418, 3224, 3720, 4030, 4836, 4973, 6045, 8060, 9672, 9946, 12090, 14919, 16120, 19892, 24180, 24865, 29838, 39784, 48360, 49730, 59676, 64649, 74595, 99460, 119352, 129298, 149190, 154163, 193947, 198920, 258596, 298380, 308326, 323245, 387894, 462489, 517192, 596760, 616652, 646490, 770815, 775788, 924978, 969735, 1233304, 1292980, 1541630, 1551576, 1849956, 1939470, 2004119, 2312445, 2585960, 3083260, 3699912, 3878940, 4008238, 4624890, 6012357, 6166520, 7757880, 8016476, 9249780, 10020595, 12024714, 16032952, 18499560, 20041190, 24049428, 30061785, 40082380, 48098856, 60123570, 80164760, 120247140, 240494280]

約数ペア:

[(1, 240494280), (2, 120247140), (3, 80164760), (4, 60123570), (5, 48098856), (6, 40082380), (8, 30061785), (10, 24049428), (12, 20041190), (13, 18499560), (15, 16032952), (20, 12024714), (24, 10020595), (26, 9249780), (30, 8016476), (31, 7757880), (39, 6166520), (40, 6012357), (52, 4624890), (60, 4008238), (62, 3878940), (65, 3699912), (78, 3083260), (93, 2585960), (104, 2312445), (120, 2004119), (124, 1939470), (130, 1849956), (155, 1551576), (156, 1541630), (186, 1292980), (195, 1233304), (248, 969735), (260, 924978), (310, 775788), (312, 770815), (372, 646490), (390, 616652), (403, 596760), (465, 517192), (520, 462489), (620, 387894), (744, 323245), (780, 308326), (806, 298380), (930, 258596), (1209, 198920), (1240, 193947), (1560, 154163), (1612, 149190), (1860, 129298), (2015, 119352), (2418, 99460), (3224, 74595), (3720, 64649), (4030, 59676), (4836, 49730), (4973, 48360), (6045, 39784), (8060, 29838), (9672, 24865), (9946, 24180), (12090, 19892), (14919, 16120)]