199981080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:235

約数の個数: 288

約数和(自身を含む): 745102800

約数和(自身を除く): 545121720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 19, 20, 24, 26, 30, 36, 38, 39, 40, 45, 52, 57, 60, 65, 72, 76, 78, 90, 95, 104, 114, 117, 120, 130, 152, 156, 169, 171, 173, 180, 190, 195, 228, 234, 247, 260, 285, 312, 338, 342, 346, 360, 380, 390, 456, 468, 494, 507, 519, 520, 570, 585, 676, 684, 692, 741, 760, 780, 845, 855, 865, 936, 988, 1014, 1038, 1140, 1170, 1235, 1352, 1368, 1384, 1482, 1521, 1557, 1560, 1690, 1710, 1730, 1976, 2028, 2076, 2223, 2249, 2280, 2340, 2470, 2535, 2595, 2964, 3042, 3114, 3211, 3287, 3380, 3420, 3460, 3705, 4056, 4152, 4446, 4498, 4680, 4940, 5070, 5190, 5928, 6084, 6228, 6422, 6574, 6747, 6760, 6840, 6920, 7410, 7605, 7785, 8892, 8996, 9633, 9861, 9880, 10140, 10380, 11115, 11245, 12168, 12456, 12844, 13148, 13494, 14820, 15210, 15570, 16055, 16435, 17784, 17992, 19266, 19722, 20241, 20280, 20760, 22230, 22490, 25688, 26296, 26988, 28899, 29237, 29583, 29640, 30420, 31140, 32110, 32870, 33735, 38532, 39444, 40482, 42731, 44460, 44980, 48165, 49305, 53976, 57798, 58474, 59166, 60840, 62280, 64220, 65740, 67470, 77064, 78888, 80964, 85462, 87711, 88920, 89960, 96330, 98610, 101205, 115596, 116948, 118332, 128193, 128440, 131480, 134940, 144495, 146185, 147915, 161928, 170924, 175422, 192660, 197220, 202410, 213655, 231192, 233896, 236664, 256386, 263133, 269880, 288990, 292370, 295830, 341848, 350844, 384579, 385320, 394440, 404820, 427310, 438555, 512772, 526266, 555503, 577980, 584740, 591660, 640965, 701688, 769158, 809640, 854620, 877110, 1025544, 1052532, 1111006, 1155960, 1169480, 1183320, 1281930, 1315665, 1538316, 1666509, 1709240, 1754220, 1922895, 2105064, 2222012, 2563860, 2631330, 2777515, 3076632, 3333018, 3508440, 3845790, 4444024, 4999527, 5127720, 5262660, 5555030, 6666036, 7691580, 8332545, 9999054, 10525320, 11110060, 13332072, 15383160, 16665090, 19998108, 22220120, 24997635, 33330180, 39996216, 49995270, 66660360, 99990540, 199981080]

約数ペア:

[(1, 199981080), (2, 99990540), (3, 66660360), (4, 49995270), (5, 39996216), (6, 33330180), (8, 24997635), (9, 22220120), (10, 19998108), (12, 16665090), (13, 15383160), (15, 13332072), (18, 11110060), (19, 10525320), (20, 9999054), (24, 8332545), (26, 7691580), (30, 6666036), (36, 5555030), (38, 5262660), (39, 5127720), (40, 4999527), (45, 4444024), (52, 3845790), (57, 3508440), (60, 3333018), (65, 3076632), (72, 2777515), (76, 2631330), (78, 2563860), (90, 2222012), (95, 2105064), (104, 1922895), (114, 1754220), (117, 1709240), (120, 1666509), (130, 1538316), (152, 1315665), (156, 1281930), (169, 1183320), (171, 1169480), (173, 1155960), (180, 1111006), (190, 1052532), (195, 1025544), (228, 877110), (234, 854620), (247, 809640), (260, 769158), (285, 701688), (312, 640965), (338, 591660), (342, 584740), (346, 577980), (360, 555503), (380, 526266), (390, 512772), (456, 438555), (468, 427310), (494, 404820), (507, 394440), (519, 385320), (520, 384579), (570, 350844), (585, 341848), (676, 295830), (684, 292370), (692, 288990), (741, 269880), (760, 263133), (780, 256386), (845, 236664), (855, 233896), (865, 231192), (936, 213655), (988, 202410), (1014, 197220), (1038, 192660), (1140, 175422), (1170, 170924), (1235, 161928), (1352, 147915), (1368, 146185), (1384, 144495), (1482, 134940), (1521, 131480), (1557, 128440), (1560, 128193), (1690, 118332), (1710, 116948), (1730, 115596), (1976, 101205), (2028, 98610), (2076, 96330), (2223, 89960), (2249, 88920), (2280, 87711), (2340, 85462), (2470, 80964), (2535, 78888), (2595, 77064), (2964, 67470), (3042, 65740), (3114, 64220), (3211, 62280), (3287, 60840), (3380, 59166), (3420, 58474), (3460, 57798), (3705, 53976), (4056, 49305), (4152, 48165), (4446, 44980), (4498, 44460), (4680, 42731), (4940, 40482), (5070, 39444), (5190, 38532), (5928, 33735), (6084, 32870), (6228, 32110), (6422, 31140), (6574, 30420), (6747, 29640), (6760, 29583), (6840, 29237), (6920, 28899), (7410, 26988), (7605, 26296), (7785, 25688), (8892, 22490), (8996, 22230), (9633, 20760), (9861, 20280), (9880, 20241), (10140, 19722), (10380, 19266), (11115, 17992), (11245, 17784), (12168, 16435), (12456, 16055), (12844, 15570), (13148, 15210), (13494, 14820)]