281987550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:152

約数の個数: 288

約数和(自身を含む): 893692800

約数和(自身を除く): 611705250

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 19, 25, 26, 30, 38, 39, 43, 45, 50, 57, 59, 65, 75, 78, 86, 90, 95, 114, 117, 118, 129, 130, 150, 171, 177, 190, 195, 215, 225, 234, 247, 258, 285, 295, 325, 342, 354, 387, 390, 430, 450, 475, 494, 531, 559, 570, 585, 590, 645, 650, 741, 767, 774, 817, 855, 885, 950, 975, 1062, 1075, 1118, 1121, 1170, 1235, 1290, 1425, 1475, 1482, 1534, 1634, 1677, 1710, 1770, 1935, 1950, 2150, 2223, 2242, 2301, 2451, 2470, 2537, 2655, 2795, 2850, 2925, 2950, 3225, 3354, 3363, 3705, 3835, 3870, 4085, 4275, 4425, 4446, 4602, 4902, 5031, 5074, 5310, 5590, 5605, 5850, 6175, 6450, 6726, 6903, 7353, 7410, 7611, 7670, 8170, 8385, 8550, 8850, 9675, 10062, 10089, 10621, 11115, 11210, 11505, 12255, 12350, 12685, 13275, 13806, 13975, 14573, 14706, 15222, 16770, 16815, 18525, 19175, 19350, 20178, 20425, 21242, 22230, 22833, 23010, 24510, 25155, 25370, 26550, 27950, 28025, 29146, 31863, 32981, 33630, 34515, 36765, 37050, 38055, 38350, 40850, 41925, 43719, 45666, 48203, 50310, 50445, 53105, 55575, 56050, 57525, 61275, 63425, 63726, 65962, 69030, 72865, 73530, 76110, 83850, 84075, 87438, 95589, 96406, 98943, 100890, 106210, 111150, 114165, 115050, 122550, 125775, 126850, 131157, 144609, 145730, 159315, 164905, 168150, 172575, 183825, 190275, 191178, 197886, 218595, 228330, 241015, 251550, 252225, 262314, 265525, 289218, 296829, 318630, 329810, 345150, 364325, 367650, 380550, 433827, 437190, 477945, 482030, 494715, 504450, 531050, 570825, 593658, 626639, 655785, 723045, 728650, 796575, 824525, 867654, 955890, 989430, 1092975, 1141650, 1205075, 1253278, 1311570, 1446090, 1484145, 1593150, 1649050, 1879917, 2169135, 2185950, 2389725, 2410150, 2473575, 2968290, 3133195, 3278925, 3615225, 3759834, 4338270, 4779450, 4947150, 5639751, 6266390, 6557850, 7230450, 7420725, 9399585, 10845675, 11279502, 14841450, 15665975, 18799170, 21691350, 28198755, 31331950, 46997925, 56397510, 93995850, 140993775, 281987550]

約数ペア:

[(1, 281987550), (2, 140993775), (3, 93995850), (5, 56397510), (6, 46997925), (9, 31331950), (10, 28198755), (13, 21691350), (15, 18799170), (18, 15665975), (19, 14841450), (25, 11279502), (26, 10845675), (30, 9399585), (38, 7420725), (39, 7230450), (43, 6557850), (45, 6266390), (50, 5639751), (57, 4947150), (59, 4779450), (65, 4338270), (75, 3759834), (78, 3615225), (86, 3278925), (90, 3133195), (95, 2968290), (114, 2473575), (117, 2410150), (118, 2389725), (129, 2185950), (130, 2169135), (150, 1879917), (171, 1649050), (177, 1593150), (190, 1484145), (195, 1446090), (215, 1311570), (225, 1253278), (234, 1205075), (247, 1141650), (258, 1092975), (285, 989430), (295, 955890), (325, 867654), (342, 824525), (354, 796575), (387, 728650), (390, 723045), (430, 655785), (450, 626639), (475, 593658), (494, 570825), (531, 531050), (559, 504450), (570, 494715), (585, 482030), (590, 477945), (645, 437190), (650, 433827), (741, 380550), (767, 367650), (774, 364325), (817, 345150), (855, 329810), (885, 318630), (950, 296829), (975, 289218), (1062, 265525), (1075, 262314), (1118, 252225), (1121, 251550), (1170, 241015), (1235, 228330), (1290, 218595), (1425, 197886), (1475, 191178), (1482, 190275), (1534, 183825), (1634, 172575), (1677, 168150), (1710, 164905), (1770, 159315), (1935, 145730), (1950, 144609), (2150, 131157), (2223, 126850), (2242, 125775), (2301, 122550), (2451, 115050), (2470, 114165), (2537, 111150), (2655, 106210), (2795, 100890), (2850, 98943), (2925, 96406), (2950, 95589), (3225, 87438), (3354, 84075), (3363, 83850), (3705, 76110), (3835, 73530), (3870, 72865), (4085, 69030), (4275, 65962), (4425, 63726), (4446, 63425), (4602, 61275), (4902, 57525), (5031, 56050), (5074, 55575), (5310, 53105), (5590, 50445), (5605, 50310), (5850, 48203), (6175, 45666), (6450, 43719), (6726, 41925), (6903, 40850), (7353, 38350), (7410, 38055), (7611, 37050), (7670, 36765), (8170, 34515), (8385, 33630), (8550, 32981), (8850, 31863), (9675, 29146), (10062, 28025), (10089, 27950), (10621, 26550), (11115, 25370), (11210, 25155), (11505, 24510), (12255, 23010), (12350, 22833), (12685, 22230), (13275, 21242), (13806, 20425), (13975, 20178), (14573, 19350), (14706, 19175), (15222, 18525), (16770, 16815)]