1330578340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1471}}^1$

素因数の和:1578

約数の個数: 144

約数和(自身を含む): 3552159744

約数和(自身を除く): 2221581404

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 71, 91, 98, 130, 140, 142, 182, 196, 245, 260, 284, 355, 364, 455, 490, 497, 637, 710, 910, 923, 980, 994, 1274, 1420, 1471, 1820, 1846, 1988, 2485, 2548, 2942, 3185, 3479, 3692, 4615, 4970, 5884, 6370, 6461, 6958, 7355, 9230, 9940, 10297, 12740, 12922, 13916, 14710, 17395, 18460, 19123, 20594, 25844, 29420, 32305, 34790, 38246, 41188, 45227, 51485, 64610, 69580, 72079, 76492, 90454, 95615, 102970, 104441, 129220, 133861, 144158, 180908, 191230, 205940, 208882, 226135, 267722, 288316, 360395, 382460, 417764, 452270, 522205, 535444, 669305, 720790, 731087, 904540, 937027, 1044410, 1338610, 1357733, 1441580, 1462174, 1874054, 2088820, 2677220, 2715466, 2924348, 3655435, 3748108, 4685135, 5117609, 5430932, 6788665, 7310870, 9370270, 9504131, 10235218, 13577330, 14621740, 18740540, 19008262, 20470436, 25588045, 27154660, 38016524, 47520655, 51176090, 66528917, 95041310, 102352180, 133057834, 190082620, 266115668, 332644585, 665289170, 1330578340]

約数ペア:

[(1, 1330578340), (2, 665289170), (4, 332644585), (5, 266115668), (7, 190082620), (10, 133057834), (13, 102352180), (14, 95041310), (20, 66528917), (26, 51176090), (28, 47520655), (35, 38016524), (49, 27154660), (52, 25588045), (65, 20470436), (70, 19008262), (71, 18740540), (91, 14621740), (98, 13577330), (130, 10235218), (140, 9504131), (142, 9370270), (182, 7310870), (196, 6788665), (245, 5430932), (260, 5117609), (284, 4685135), (355, 3748108), (364, 3655435), (455, 2924348), (490, 2715466), (497, 2677220), (637, 2088820), (710, 1874054), (910, 1462174), (923, 1441580), (980, 1357733), (994, 1338610), (1274, 1044410), (1420, 937027), (1471, 904540), (1820, 731087), (1846, 720790), (1988, 669305), (2485, 535444), (2548, 522205), (2942, 452270), (3185, 417764), (3479, 382460), (3692, 360395), (4615, 288316), (4970, 267722), (5884, 226135), (6370, 208882), (6461, 205940), (6958, 191230), (7355, 180908), (9230, 144158), (9940, 133861), (10297, 129220), (12740, 104441), (12922, 102970), (13916, 95615), (14710, 90454), (17395, 76492), (18460, 72079), (19123, 69580), (20594, 64610), (25844, 51485), (29420, 45227), (32305, 41188), (34790, 38246)]