21000663450

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{2677}}^1$

素因数の和:2863

約数の個数: 240

約数和(自身を含む): 63284621400

約数和(自身を除く): 42283957950

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 27, 30, 39, 45, 50, 54, 65, 75, 78, 81, 90, 117, 130, 135, 149, 150, 162, 195, 225, 234, 270, 298, 325, 351, 390, 405, 447, 450, 585, 650, 675, 702, 745, 810, 894, 975, 1053, 1170, 1341, 1350, 1490, 1755, 1937, 1950, 2025, 2106, 2235, 2677, 2682, 2925, 3510, 3725, 3874, 4023, 4050, 4470, 5265, 5354, 5811, 5850, 6705, 7450, 8031, 8046, 8775, 9685, 10530, 11175, 11622, 12069, 13385, 13410, 16062, 17433, 17550, 19370, 20115, 22350, 24093, 24138, 26325, 26770, 29055, 33525, 34801, 34866, 40155, 40230, 48186, 48425, 52299, 52650, 58110, 60345, 66925, 67050, 69602, 72279, 80310, 87165, 96850, 100575, 104403, 104598, 120465, 120690, 133850, 144558, 145275, 156897, 174005, 174330, 200775, 201150, 208806, 216837, 240930, 261495, 290550, 301725, 313209, 313794, 348010, 361395, 398873, 401550, 433674, 435825, 522015, 522990, 602325, 603450, 626418, 722790, 784485, 797746, 870025, 871650, 939627, 1044030, 1084185, 1196619, 1204650, 1307475, 1566045, 1568970, 1740050, 1806975, 1879254, 1994365, 2168370, 2393238, 2610075, 2614950, 2818881, 3132090, 3589857, 3613950, 3922425, 3988730, 4698135, 5185349, 5220150, 5420925, 5637762, 5983095, 7179714, 7830225, 7844850, 9396270, 9971825, 10370698, 10769571, 10841850, 11966190, 14094405, 15556047, 15660450, 17949285, 19943650, 21539142, 23490675, 25926745, 28188810, 29915475, 31112094, 32308713, 35898570, 46668141, 46981350, 51853490, 53847855, 59830950, 64617426, 70472025, 77780235, 89746425, 93336282, 107695710, 129633725, 140004423, 140944050, 155560470, 161543565, 179492850, 233340705, 259267450, 269239275, 280008846, 323087130, 388901175, 420013269, 466681410, 538478550, 700022115, 777802350, 807717825, 840026538, 1166703525, 1400044230, 1615435650, 2100066345, 2333407050, 3500110575, 4200132690, 7000221150, 10500331725, 21000663450]

約数ペア:

[(1, 21000663450), (2, 10500331725), (3, 7000221150), (5, 4200132690), (6, 3500110575), (9, 2333407050), (10, 2100066345), (13, 1615435650), (15, 1400044230), (18, 1166703525), (25, 840026538), (26, 807717825), (27, 777802350), (30, 700022115), (39, 538478550), (45, 466681410), (50, 420013269), (54, 388901175), (65, 323087130), (75, 280008846), (78, 269239275), (81, 259267450), (90, 233340705), (117, 179492850), (130, 161543565), (135, 155560470), (149, 140944050), (150, 140004423), (162, 129633725), (195, 107695710), (225, 93336282), (234, 89746425), (270, 77780235), (298, 70472025), (325, 64617426), (351, 59830950), (390, 53847855), (405, 51853490), (447, 46981350), (450, 46668141), (585, 35898570), (650, 32308713), (675, 31112094), (702, 29915475), (745, 28188810), (810, 25926745), (894, 23490675), (975, 21539142), (1053, 19943650), (1170, 17949285), (1341, 15660450), (1350, 15556047), (1490, 14094405), (1755, 11966190), (1937, 10841850), (1950, 10769571), (2025, 10370698), (2106, 9971825), (2235, 9396270), (2677, 7844850), (2682, 7830225), (2925, 7179714), (3510, 5983095), (3725, 5637762), (3874, 5420925), (4023, 5220150), (4050, 5185349), (4470, 4698135), (5265, 3988730), (5354, 3922425), (5811, 3613950), (5850, 3589857), (6705, 3132090), (7450, 2818881), (8031, 2614950), (8046, 2610075), (8775, 2393238), (9685, 2168370), (10530, 1994365), (11175, 1879254), (11622, 1806975), (12069, 1740050), (13385, 1568970), (13410, 1566045), (16062, 1307475), (17433, 1204650), (17550, 1196619), (19370, 1084185), (20115, 1044030), (22350, 939627), (24093, 871650), (24138, 870025), (26325, 797746), (26770, 784485), (29055, 722790), (33525, 626418), (34801, 603450), (34866, 602325), (40155, 522990), (40230, 522015), (48186, 435825), (48425, 433674), (52299, 401550), (52650, 398873), (58110, 361395), (60345, 348010), (66925, 313794), (67050, 313209), (69602, 301725), (72279, 290550), (80310, 261495), (87165, 240930), (96850, 216837), (100575, 208806), (104403, 201150), (104598, 200775), (120465, 174330), (120690, 174005), (133850, 156897), (144558, 145275)]