263730740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:326

約数の個数: 144

約数和(自身を含む): 703567872

約数和(自身を除く): 439837132

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 127, 130, 140, 163, 182, 196, 245, 254, 260, 326, 364, 455, 490, 508, 635, 637, 652, 815, 889, 910, 980, 1141, 1270, 1274, 1630, 1651, 1778, 1820, 2119, 2282, 2540, 2548, 3185, 3260, 3302, 3556, 4238, 4445, 4564, 5705, 6223, 6370, 6604, 7987, 8255, 8476, 8890, 10595, 11410, 11557, 12446, 12740, 14833, 15974, 16510, 17780, 20701, 21190, 22820, 23114, 24892, 29666, 31115, 31948, 33020, 39935, 41402, 42380, 46228, 57785, 59332, 62230, 74165, 79870, 80899, 82804, 103505, 103831, 115570, 124460, 144907, 148330, 159740, 161798, 207010, 207662, 231140, 269113, 289814, 296660, 323596, 404495, 414020, 415324, 519155, 538226, 579628, 724535, 808990, 1014349, 1038310, 1076452, 1345565, 1449070, 1617980, 1883791, 2028698, 2076620, 2691130, 2898140, 3767582, 4057396, 5071745, 5382260, 7535164, 9418955, 10143490, 13186537, 18837910, 20286980, 26373074, 37675820, 52746148, 65932685, 131865370, 263730740]

約数ペア:

[(1, 263730740), (2, 131865370), (4, 65932685), (5, 52746148), (7, 37675820), (10, 26373074), (13, 20286980), (14, 18837910), (20, 13186537), (26, 10143490), (28, 9418955), (35, 7535164), (49, 5382260), (52, 5071745), (65, 4057396), (70, 3767582), (91, 2898140), (98, 2691130), (127, 2076620), (130, 2028698), (140, 1883791), (163, 1617980), (182, 1449070), (196, 1345565), (245, 1076452), (254, 1038310), (260, 1014349), (326, 808990), (364, 724535), (455, 579628), (490, 538226), (508, 519155), (635, 415324), (637, 414020), (652, 404495), (815, 323596), (889, 296660), (910, 289814), (980, 269113), (1141, 231140), (1270, 207662), (1274, 207010), (1630, 161798), (1651, 159740), (1778, 148330), (1820, 144907), (2119, 124460), (2282, 115570), (2540, 103831), (2548, 103505), (3185, 82804), (3260, 80899), (3302, 79870), (3556, 74165), (4238, 62230), (4445, 59332), (4564, 57785), (5705, 46228), (6223, 42380), (6370, 41402), (6604, 39935), (7987, 33020), (8255, 31948), (8476, 31115), (8890, 29666), (10595, 24892), (11410, 23114), (11557, 22820), (12446, 21190), (12740, 20701), (14833, 17780), (15974, 16510)]