248462460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:444

約数の個数: 144

約数和(自身を含む): 780972192

約数和(自身を除く): 532509732

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 131, 164, 180, 205, 246, 257, 262, 369, 393, 410, 492, 514, 524, 615, 655, 738, 771, 786, 820, 1028, 1179, 1230, 1285, 1310, 1476, 1542, 1572, 1845, 1965, 2313, 2358, 2460, 2570, 2620, 3084, 3690, 3855, 3930, 4626, 4716, 5140, 5371, 5895, 7380, 7710, 7860, 9252, 10537, 10742, 11565, 11790, 15420, 16113, 21074, 21484, 23130, 23580, 26855, 31611, 32226, 33667, 42148, 46260, 48339, 52685, 53710, 63222, 64452, 67334, 80565, 94833, 96678, 101001, 105370, 107420, 126444, 134668, 158055, 161130, 168335, 189666, 193356, 202002, 210740, 241695, 303003, 316110, 322260, 336670, 379332, 404004, 474165, 483390, 505005, 606006, 632220, 673340, 948330, 966780, 1010010, 1212012, 1380347, 1515015, 1896660, 2020020, 2760694, 3030030, 4141041, 5521388, 6060060, 6901735, 8282082, 12423123, 13803470, 16564164, 20705205, 24846246, 27606940, 41410410, 49692492, 62115615, 82820820, 124231230, 248462460]

約数ペア:

[(1, 248462460), (2, 124231230), (3, 82820820), (4, 62115615), (5, 49692492), (6, 41410410), (9, 27606940), (10, 24846246), (12, 20705205), (15, 16564164), (18, 13803470), (20, 12423123), (30, 8282082), (36, 6901735), (41, 6060060), (45, 5521388), (60, 4141041), (82, 3030030), (90, 2760694), (123, 2020020), (131, 1896660), (164, 1515015), (180, 1380347), (205, 1212012), (246, 1010010), (257, 966780), (262, 948330), (369, 673340), (393, 632220), (410, 606006), (492, 505005), (514, 483390), (524, 474165), (615, 404004), (655, 379332), (738, 336670), (771, 322260), (786, 316110), (820, 303003), (1028, 241695), (1179, 210740), (1230, 202002), (1285, 193356), (1310, 189666), (1476, 168335), (1542, 161130), (1572, 158055), (1845, 134668), (1965, 126444), (2313, 107420), (2358, 105370), (2460, 101001), (2570, 96678), (2620, 94833), (3084, 80565), (3690, 67334), (3855, 64452), (3930, 63222), (4626, 53710), (4716, 52685), (5140, 48339), (5371, 46260), (5895, 42148), (7380, 33667), (7710, 32226), (7860, 31611), (9252, 26855), (10537, 23580), (10742, 23130), (11565, 21484), (11790, 21074), (15420, 16113)]