281145150

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1$

素因数の和:316

約数の個数: 288

約数和(自身を含む): 943252128

約数和(自身を除く): 662106978

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 13, 15, 17, 18, 22, 25, 26, 30, 33, 34, 39, 45, 50, 51, 55, 65, 66, 75, 78, 85, 90, 99, 102, 110, 117, 130, 143, 150, 153, 165, 170, 187, 195, 198, 221, 225, 234, 255, 257, 275, 286, 306, 325, 330, 374, 390, 425, 429, 442, 450, 495, 510, 514, 550, 561, 585, 650, 663, 715, 765, 771, 825, 850, 858, 935, 975, 990, 1105, 1122, 1170, 1275, 1285, 1287, 1326, 1430, 1530, 1542, 1650, 1683, 1870, 1950, 1989, 2145, 2210, 2313, 2431, 2475, 2550, 2570, 2574, 2805, 2827, 2925, 3315, 3341, 3366, 3575, 3825, 3855, 3978, 4290, 4369, 4626, 4675, 4862, 4950, 5525, 5610, 5654, 5850, 6425, 6435, 6630, 6682, 7150, 7293, 7650, 7710, 8415, 8481, 8738, 9350, 9945, 10023, 10725, 11050, 11565, 12155, 12850, 12870, 13107, 14025, 14135, 14586, 16575, 16705, 16830, 16962, 19275, 19890, 20046, 21450, 21845, 21879, 23130, 24310, 25443, 26214, 28050, 28270, 30069, 32175, 33150, 33410, 36465, 36751, 38550, 39321, 42075, 42405, 43690, 43758, 48059, 49725, 50115, 50886, 56797, 57825, 60138, 60775, 64350, 65535, 70675, 72930, 73502, 78642, 83525, 84150, 84810, 96118, 99450, 100230, 109225, 109395, 110253, 113594, 115650, 121550, 127215, 131070, 141350, 144177, 150345, 167050, 170391, 182325, 183755, 196605, 212025, 218450, 218790, 220506, 240295, 250575, 254430, 283985, 288354, 300690, 327675, 330759, 340782, 364650, 367510, 393210, 424050, 432531, 480590, 501150, 511173, 546975, 551265, 567970, 624767, 636075, 655350, 661518, 720885, 751725, 851955, 865062, 918775, 983025, 1022346, 1093950, 1102530, 1201475, 1249534, 1272150, 1419925, 1441770, 1503450, 1653795, 1703910, 1837550, 1874301, 1966050, 2162655, 2402950, 2555865, 2756325, 2839850, 3123835, 3307590, 3604425, 3748602, 4259775, 4325310, 5111730, 5512650, 5622903, 6247670, 7208850, 8268975, 8519550, 9371505, 10813275, 11245806, 12779325, 15619175, 16537950, 18743010, 21626550, 25558650, 28114515, 31238350, 46857525, 56229030, 93715050, 140572575, 281145150]

約数ペア:

[(1, 281145150), (2, 140572575), (3, 93715050), (5, 56229030), (6, 46857525), (9, 31238350), (10, 28114515), (11, 25558650), (13, 21626550), (15, 18743010), (17, 16537950), (18, 15619175), (22, 12779325), (25, 11245806), (26, 10813275), (30, 9371505), (33, 8519550), (34, 8268975), (39, 7208850), (45, 6247670), (50, 5622903), (51, 5512650), (55, 5111730), (65, 4325310), (66, 4259775), (75, 3748602), (78, 3604425), (85, 3307590), (90, 3123835), (99, 2839850), (102, 2756325), (110, 2555865), (117, 2402950), (130, 2162655), (143, 1966050), (150, 1874301), (153, 1837550), (165, 1703910), (170, 1653795), (187, 1503450), (195, 1441770), (198, 1419925), (221, 1272150), (225, 1249534), (234, 1201475), (255, 1102530), (257, 1093950), (275, 1022346), (286, 983025), (306, 918775), (325, 865062), (330, 851955), (374, 751725), (390, 720885), (425, 661518), (429, 655350), (442, 636075), (450, 624767), (495, 567970), (510, 551265), (514, 546975), (550, 511173), (561, 501150), (585, 480590), (650, 432531), (663, 424050), (715, 393210), (765, 367510), (771, 364650), (825, 340782), (850, 330759), (858, 327675), (935, 300690), (975, 288354), (990, 283985), (1105, 254430), (1122, 250575), (1170, 240295), (1275, 220506), (1285, 218790), (1287, 218450), (1326, 212025), (1430, 196605), (1530, 183755), (1542, 182325), (1650, 170391), (1683, 167050), (1870, 150345), (1950, 144177), (1989, 141350), (2145, 131070), (2210, 127215), (2313, 121550), (2431, 115650), (2475, 113594), (2550, 110253), (2570, 109395), (2574, 109225), (2805, 100230), (2827, 99450), (2925, 96118), (3315, 84810), (3341, 84150), (3366, 83525), (3575, 78642), (3825, 73502), (3855, 72930), (3978, 70675), (4290, 65535), (4369, 64350), (4626, 60775), (4675, 60138), (4862, 57825), (4950, 56797), (5525, 50886), (5610, 50115), (5654, 49725), (5850, 48059), (6425, 43758), (6435, 43690), (6630, 42405), (6682, 42075), (7150, 39321), (7293, 38550), (7650, 36751), (7710, 36465), (8415, 33410), (8481, 33150), (8738, 32175), (9350, 30069), (9945, 28270), (10023, 28050), (10725, 26214), (11050, 25443), (11565, 24310), (12155, 23130), (12850, 21879), (12870, 21845), (13107, 21450), (14025, 20046), (14135, 19890), (14586, 19275), (16575, 16962), (16705, 16830)]