1916789520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{4861}}^1$

素因数の和:4961

約数の個数: 160

約数和(自身を含む): 6250742784

約数和(自身を除く): 4333953264

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 53, 60, 62, 80, 93, 106, 120, 124, 155, 159, 186, 212, 240, 248, 265, 310, 318, 372, 424, 465, 496, 530, 620, 636, 744, 795, 848, 930, 1060, 1240, 1272, 1488, 1590, 1643, 1860, 2120, 2480, 2544, 3180, 3286, 3720, 4240, 4861, 4929, 6360, 6572, 7440, 8215, 9722, 9858, 12720, 13144, 14583, 16430, 19444, 19716, 24305, 24645, 26288, 29166, 32860, 38888, 39432, 48610, 49290, 58332, 65720, 72915, 77776, 78864, 97220, 98580, 116664, 131440, 145830, 150691, 194440, 197160, 233328, 257633, 291660, 301382, 388880, 394320, 452073, 515266, 583320, 602764, 753455, 772899, 904146, 1030532, 1166640, 1205528, 1288165, 1506910, 1545798, 1808292, 2061064, 2260365, 2411056, 2576330, 3013820, 3091596, 3616584, 3864495, 4122128, 4520730, 5152660, 6027640, 6183192, 7233168, 7728990, 7986623, 9041460, 10305320, 12055280, 12366384, 15457980, 15973246, 18082920, 20610640, 23959869, 30915960, 31946492, 36165840, 39933115, 47919738, 61831920, 63892984, 79866230, 95839476, 119799345, 127785968, 159732460, 191678952, 239598690, 319464920, 383357904, 479197380, 638929840, 958394760, 1916789520]

約数ペア:

[(1, 1916789520), (2, 958394760), (3, 638929840), (4, 479197380), (5, 383357904), (6, 319464920), (8, 239598690), (10, 191678952), (12, 159732460), (15, 127785968), (16, 119799345), (20, 95839476), (24, 79866230), (30, 63892984), (31, 61831920), (40, 47919738), (48, 39933115), (53, 36165840), (60, 31946492), (62, 30915960), (80, 23959869), (93, 20610640), (106, 18082920), (120, 15973246), (124, 15457980), (155, 12366384), (159, 12055280), (186, 10305320), (212, 9041460), (240, 7986623), (248, 7728990), (265, 7233168), (310, 6183192), (318, 6027640), (372, 5152660), (424, 4520730), (465, 4122128), (496, 3864495), (530, 3616584), (620, 3091596), (636, 3013820), (744, 2576330), (795, 2411056), (848, 2260365), (930, 2061064), (1060, 1808292), (1240, 1545798), (1272, 1506910), (1488, 1288165), (1590, 1205528), (1643, 1166640), (1860, 1030532), (2120, 904146), (2480, 772899), (2544, 753455), (3180, 602764), (3286, 583320), (3720, 515266), (4240, 452073), (4861, 394320), (4929, 388880), (6360, 301382), (6572, 291660), (7440, 257633), (8215, 233328), (9722, 197160), (9858, 194440), (12720, 150691), (13144, 145830), (14583, 131440), (16430, 116664), (19444, 98580), (19716, 97220), (24305, 78864), (24645, 77776), (26288, 72915), (29166, 65720), (32860, 58332), (38888, 49290), (39432, 48610)]