2561175900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{269}}^1$

素因数の和:509

約数の個数: 216

約数和(自身を含む): 8226036000

約数和(自身を除く): 5664860100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 71, 75, 90, 100, 142, 149, 150, 180, 213, 225, 269, 284, 298, 300, 355, 426, 447, 450, 538, 596, 639, 710, 745, 807, 852, 894, 900, 1065, 1076, 1278, 1341, 1345, 1420, 1490, 1614, 1775, 1788, 2130, 2235, 2421, 2556, 2682, 2690, 2980, 3195, 3228, 3550, 3725, 4035, 4260, 4470, 4842, 5325, 5364, 5380, 6390, 6705, 6725, 7100, 7450, 8070, 8940, 9684, 10579, 10650, 11175, 12105, 12780, 13410, 13450, 14900, 15975, 16140, 19099, 20175, 21158, 21300, 22350, 24210, 26820, 26900, 31737, 31950, 33525, 38198, 40081, 40350, 42316, 44700, 48420, 52895, 57297, 60525, 63474, 63900, 67050, 76396, 80162, 80700, 95211, 95495, 105790, 114594, 120243, 121050, 126948, 134100, 158685, 160324, 171891, 190422, 190990, 200405, 211580, 229188, 240486, 242100, 264475, 286485, 317370, 343782, 360729, 380844, 381980, 400810, 476055, 477475, 480972, 528950, 572970, 601215, 634740, 687564, 721458, 793425, 801620, 859455, 952110, 954950, 1002025, 1057900, 1145940, 1202430, 1432425, 1442916, 1586850, 1718910, 1803645, 1904220, 1909900, 2004050, 2380275, 2404860, 2845751, 2864850, 3006075, 3173700, 3437820, 3607290, 4008100, 4297275, 4760550, 5691502, 5729700, 6012150, 7214580, 8537253, 8594550, 9018225, 9521100, 11383004, 12024300, 14228755, 17074506, 17189100, 18036450, 25611759, 28457510, 34149012, 36072900, 42686265, 51223518, 56915020, 71143775, 85372530, 102447036, 128058795, 142287550, 170745060, 213431325, 256117590, 284575100, 426862650, 512235180, 640293975, 853725300, 1280587950, 2561175900]

約数ペア:

[(1, 2561175900), (2, 1280587950), (3, 853725300), (4, 640293975), (5, 512235180), (6, 426862650), (9, 284575100), (10, 256117590), (12, 213431325), (15, 170745060), (18, 142287550), (20, 128058795), (25, 102447036), (30, 85372530), (36, 71143775), (45, 56915020), (50, 51223518), (60, 42686265), (71, 36072900), (75, 34149012), (90, 28457510), (100, 25611759), (142, 18036450), (149, 17189100), (150, 17074506), (180, 14228755), (213, 12024300), (225, 11383004), (269, 9521100), (284, 9018225), (298, 8594550), (300, 8537253), (355, 7214580), (426, 6012150), (447, 5729700), (450, 5691502), (538, 4760550), (596, 4297275), (639, 4008100), (710, 3607290), (745, 3437820), (807, 3173700), (852, 3006075), (894, 2864850), (900, 2845751), (1065, 2404860), (1076, 2380275), (1278, 2004050), (1341, 1909900), (1345, 1904220), (1420, 1803645), (1490, 1718910), (1614, 1586850), (1775, 1442916), (1788, 1432425), (2130, 1202430), (2235, 1145940), (2421, 1057900), (2556, 1002025), (2682, 954950), (2690, 952110), (2980, 859455), (3195, 801620), (3228, 793425), (3550, 721458), (3725, 687564), (4035, 634740), (4260, 601215), (4470, 572970), (4842, 528950), (5325, 480972), (5364, 477475), (5380, 476055), (6390, 400810), (6705, 381980), (6725, 380844), (7100, 360729), (7450, 343782), (8070, 317370), (8940, 286485), (9684, 264475), (10579, 242100), (10650, 240486), (11175, 229188), (12105, 211580), (12780, 200405), (13410, 190990), (13450, 190422), (14900, 171891), (15975, 160324), (16140, 158685), (19099, 134100), (20175, 126948), (21158, 121050), (21300, 120243), (22350, 114594), (24210, 105790), (26820, 95495), (26900, 95211), (31737, 80700), (31950, 80162), (33525, 76396), (38198, 67050), (40081, 63900), (40350, 63474), (42316, 60525), (44700, 57297), (48420, 52895)]