1221083640

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8501}}^1$

素因数の和:8547

約数の個数: 256

約数和(自身を含む): 4897152000

約数和(自身を除く): 3676068360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 54, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 105, 108, 114, 120, 126, 133, 135, 140, 152, 168, 171, 180, 189, 190, 210, 216, 228, 252, 266, 270, 280, 285, 315, 342, 360, 378, 380, 399, 420, 456, 504, 513, 532, 540, 570, 630, 665, 684, 756, 760, 798, 840, 855, 945, 1026, 1064, 1080, 1140, 1197, 1260, 1330, 1368, 1512, 1596, 1710, 1890, 1995, 2052, 2280, 2394, 2520, 2565, 2660, 3192, 3420, 3591, 3780, 3990, 4104, 4788, 5130, 5320, 5985, 6840, 7182, 7560, 7980, 8501, 9576, 10260, 11970, 14364, 15960, 17002, 17955, 20520, 23940, 25503, 28728, 34004, 35910, 42505, 47880, 51006, 59507, 68008, 71820, 76509, 85010, 102012, 119014, 127515, 143640, 153018, 161519, 170020, 178521, 204024, 229527, 238028, 255030, 297535, 306036, 323038, 340040, 357042, 382545, 459054, 476056, 484557, 510060, 535563, 595070, 612072, 646076, 714084, 765090, 807595, 892605, 918108, 969114, 1020120, 1071126, 1130633, 1147635, 1190140, 1292152, 1428168, 1453671, 1530180, 1606689, 1615190, 1785210, 1836216, 1938228, 2142252, 2261266, 2295270, 2380280, 2422785, 2677815, 2907342, 3060360, 3213378, 3230380, 3391899, 3570420, 3876456, 4284504, 4361013, 4522532, 4590540, 4845570, 5355630, 5653165, 5814684, 6426756, 6460760, 6783798, 7140840, 7268355, 8033445, 8722026, 9045064, 9181080, 9691140, 10175697, 10711260, 11306330, 11629368, 12853512, 13567596, 14536710, 16066890, 16959495, 17444052, 19382280, 20351394, 21422520, 21805065, 22612660, 27135192, 29073420, 30527091, 32133780, 33918990, 34888104, 40702788, 43610130, 45225320, 50878485, 58146840, 61054182, 64267560, 67837980, 81405576, 87220260, 101756970, 122108364, 135675960, 152635455, 174440520, 203513940, 244216728, 305270910, 407027880, 610541820, 1221083640]

約数ペア:

[(1, 1221083640), (2, 610541820), (3, 407027880), (4, 305270910), (5, 244216728), (6, 203513940), (7, 174440520), (8, 152635455), (9, 135675960), (10, 122108364), (12, 101756970), (14, 87220260), (15, 81405576), (18, 67837980), (19, 64267560), (20, 61054182), (21, 58146840), (24, 50878485), (27, 45225320), (28, 43610130), (30, 40702788), (35, 34888104), (36, 33918990), (38, 32133780), (40, 30527091), (42, 29073420), (45, 27135192), (54, 22612660), (56, 21805065), (57, 21422520), (60, 20351394), (63, 19382280), (70, 17444052), (72, 16959495), (76, 16066890), (84, 14536710), (90, 13567596), (95, 12853512), (105, 11629368), (108, 11306330), (114, 10711260), (120, 10175697), (126, 9691140), (133, 9181080), (135, 9045064), (140, 8722026), (152, 8033445), (168, 7268355), (171, 7140840), (180, 6783798), (189, 6460760), (190, 6426756), (210, 5814684), (216, 5653165), (228, 5355630), (252, 4845570), (266, 4590540), (270, 4522532), (280, 4361013), (285, 4284504), (315, 3876456), (342, 3570420), (360, 3391899), (378, 3230380), (380, 3213378), (399, 3060360), (420, 2907342), (456, 2677815), (504, 2422785), (513, 2380280), (532, 2295270), (540, 2261266), (570, 2142252), (630, 1938228), (665, 1836216), (684, 1785210), (756, 1615190), (760, 1606689), (798, 1530180), (840, 1453671), (855, 1428168), (945, 1292152), (1026, 1190140), (1064, 1147635), (1080, 1130633), (1140, 1071126), (1197, 1020120), (1260, 969114), (1330, 918108), (1368, 892605), (1512, 807595), (1596, 765090), (1710, 714084), (1890, 646076), (1995, 612072), (2052, 595070), (2280, 535563), (2394, 510060), (2520, 484557), (2565, 476056), (2660, 459054), (3192, 382545), (3420, 357042), (3591, 340040), (3780, 323038), (3990, 306036), (4104, 297535), (4788, 255030), (5130, 238028), (5320, 229527), (5985, 204024), (6840, 178521), (7182, 170020), (7560, 161519), (7980, 153018), (8501, 143640), (9576, 127515), (10260, 119014), (11970, 102012), (14364, 85010), (15960, 76509), (17002, 71820), (17955, 68008), (20520, 59507), (23940, 51006), (25503, 47880), (28728, 42505), (34004, 35910)]