1222777920

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13997}}^1$

素因数の和:14037

約数の個数: 224

約数和(自身を含む): 4778581248

約数和(自身を除く): 3555803328

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 64, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 130, 140, 156, 160, 168, 182, 192, 195, 208, 210, 224, 240, 260, 273, 280, 312, 320, 336, 364, 390, 416, 420, 448, 455, 480, 520, 546, 560, 624, 672, 728, 780, 832, 840, 910, 960, 1040, 1092, 1120, 1248, 1344, 1365, 1456, 1560, 1680, 1820, 2080, 2184, 2240, 2496, 2730, 2912, 3120, 3360, 3640, 4160, 4368, 5460, 5824, 6240, 6720, 7280, 8736, 10920, 12480, 13997, 14560, 17472, 21840, 27994, 29120, 41991, 43680, 55988, 69985, 83982, 87360, 97979, 111976, 139970, 167964, 181961, 195958, 209955, 223952, 279940, 293937, 335928, 363922, 391916, 419910, 447904, 489895, 545883, 559880, 587874, 671856, 727844, 783832, 839820, 895808, 909805, 979790, 1091766, 1119760, 1175748, 1273727, 1343712, 1455688, 1469685, 1567664, 1679640, 1819610, 1959580, 2183532, 2239520, 2351496, 2547454, 2687424, 2729415, 2911376, 2939370, 3135328, 3359280, 3639220, 3821181, 3919160, 4367064, 4479040, 4702992, 5094908, 5458830, 5822752, 5878740, 6270656, 6368635, 6718560, 7278440, 7642362, 7838320, 8734128, 9405984, 10189816, 10917660, 11645504, 11757480, 12737270, 13437120, 14556880, 15284724, 15676640, 17468256, 18811968, 19105905, 20379632, 21835320, 23514960, 25474540, 29113760, 30569448, 31353280, 34936512, 38211810, 40759264, 43670640, 47029920, 50949080, 58227520, 61138896, 76423620, 81518528, 87341280, 94059840, 101898160, 122277792, 152847240, 174682560, 203796320, 244555584, 305694480, 407592640, 611388960, 1222777920]

約数ペア:

[(1, 1222777920), (2, 611388960), (3, 407592640), (4, 305694480), (5, 244555584), (6, 203796320), (7, 174682560), (8, 152847240), (10, 122277792), (12, 101898160), (13, 94059840), (14, 87341280), (15, 81518528), (16, 76423620), (20, 61138896), (21, 58227520), (24, 50949080), (26, 47029920), (28, 43670640), (30, 40759264), (32, 38211810), (35, 34936512), (39, 31353280), (40, 30569448), (42, 29113760), (48, 25474540), (52, 23514960), (56, 21835320), (60, 20379632), (64, 19105905), (65, 18811968), (70, 17468256), (78, 15676640), (80, 15284724), (84, 14556880), (91, 13437120), (96, 12737270), (104, 11757480), (105, 11645504), (112, 10917660), (120, 10189816), (130, 9405984), (140, 8734128), (156, 7838320), (160, 7642362), (168, 7278440), (182, 6718560), (192, 6368635), (195, 6270656), (208, 5878740), (210, 5822752), (224, 5458830), (240, 5094908), (260, 4702992), (273, 4479040), (280, 4367064), (312, 3919160), (320, 3821181), (336, 3639220), (364, 3359280), (390, 3135328), (416, 2939370), (420, 2911376), (448, 2729415), (455, 2687424), (480, 2547454), (520, 2351496), (546, 2239520), (560, 2183532), (624, 1959580), (672, 1819610), (728, 1679640), (780, 1567664), (832, 1469685), (840, 1455688), (910, 1343712), (960, 1273727), (1040, 1175748), (1092, 1119760), (1120, 1091766), (1248, 979790), (1344, 909805), (1365, 895808), (1456, 839820), (1560, 783832), (1680, 727844), (1820, 671856), (2080, 587874), (2184, 559880), (2240, 545883), (2496, 489895), (2730, 447904), (2912, 419910), (3120, 391916), (3360, 363922), (3640, 335928), (4160, 293937), (4368, 279940), (5460, 223952), (5824, 209955), (6240, 195958), (6720, 181961), (7280, 167964), (8736, 139970), (10920, 111976), (12480, 97979), (13997, 87360), (14560, 83982), (17472, 69985), (21840, 55988), (27994, 43680), (29120, 41991)]