7881609960

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{2549}}^1$

素因数の和:2985

約数の個数: 256

約数和(自身を含む): 30110400000

約数和(自身を除く): 22228790040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 409, 420, 504, 540, 630, 756, 818, 840, 945, 1080, 1227, 1260, 1512, 1636, 1890, 2045, 2454, 2520, 2549, 2863, 3272, 3681, 3780, 4090, 4908, 5098, 5726, 6135, 7362, 7560, 7647, 8180, 8589, 9816, 10196, 11043, 11452, 12270, 12745, 14315, 14724, 15294, 16360, 17178, 17843, 18405, 20392, 22086, 22904, 22941, 24540, 25490, 25767, 28630, 29448, 30588, 34356, 35686, 36810, 38235, 42945, 44172, 45882, 49080, 50980, 51534, 53529, 55215, 57260, 61176, 68712, 68823, 71372, 73620, 76470, 77301, 85890, 88344, 89215, 91764, 101960, 103068, 107058, 110430, 114520, 114705, 128835, 137646, 142744, 147240, 152940, 154602, 160587, 171780, 178430, 183528, 206136, 214116, 220860, 229410, 257670, 267645, 275292, 305880, 309204, 321174, 343560, 344115, 356860, 386505, 428232, 441720, 458820, 481761, 515340, 535290, 550584, 618408, 642348, 688230, 713720, 773010, 802935, 917640, 963522, 1030680, 1042541, 1070580, 1284696, 1376460, 1546020, 1605870, 1927044, 2085082, 2141160, 2408805, 2752920, 3092040, 3127623, 3211740, 3854088, 4170164, 4817610, 5212705, 6255246, 6423480, 7297787, 8340328, 9382869, 9635220, 10425410, 12510492, 14595574, 15638115, 18765738, 19270440, 20850820, 21893361, 25020984, 28148607, 29191148, 31276230, 36488935, 37531476, 41701640, 43786722, 46914345, 56297214, 58382296, 62552460, 65680083, 72977870, 75062952, 87573444, 93828690, 109466805, 112594428, 125104920, 131360166, 140743035, 145955740, 175146888, 187657380, 197040249, 218933610, 225188856, 262720332, 281486070, 291911480, 328400415, 375314760, 394080498, 437867220, 525440664, 562972140, 656800830, 788160996, 875734440, 985201245, 1125944280, 1313601660, 1576321992, 1970402490, 2627203320, 3940804980, 7881609960]

約数ペア:

[(1, 7881609960), (2, 3940804980), (3, 2627203320), (4, 1970402490), (5, 1576321992), (6, 1313601660), (7, 1125944280), (8, 985201245), (9, 875734440), (10, 788160996), (12, 656800830), (14, 562972140), (15, 525440664), (18, 437867220), (20, 394080498), (21, 375314760), (24, 328400415), (27, 291911480), (28, 281486070), (30, 262720332), (35, 225188856), (36, 218933610), (40, 197040249), (42, 187657380), (45, 175146888), (54, 145955740), (56, 140743035), (60, 131360166), (63, 125104920), (70, 112594428), (72, 109466805), (84, 93828690), (90, 87573444), (105, 75062952), (108, 72977870), (120, 65680083), (126, 62552460), (135, 58382296), (140, 56297214), (168, 46914345), (180, 43786722), (189, 41701640), (210, 37531476), (216, 36488935), (252, 31276230), (270, 29191148), (280, 28148607), (315, 25020984), (360, 21893361), (378, 20850820), (409, 19270440), (420, 18765738), (504, 15638115), (540, 14595574), (630, 12510492), (756, 10425410), (818, 9635220), (840, 9382869), (945, 8340328), (1080, 7297787), (1227, 6423480), (1260, 6255246), (1512, 5212705), (1636, 4817610), (1890, 4170164), (2045, 3854088), (2454, 3211740), (2520, 3127623), (2549, 3092040), (2863, 2752920), (3272, 2408805), (3681, 2141160), (3780, 2085082), (4090, 1927044), (4908, 1605870), (5098, 1546020), (5726, 1376460), (6135, 1284696), (7362, 1070580), (7560, 1042541), (7647, 1030680), (8180, 963522), (8589, 917640), (9816, 802935), (10196, 773010), (11043, 713720), (11452, 688230), (12270, 642348), (12745, 618408), (14315, 550584), (14724, 535290), (15294, 515340), (16360, 481761), (17178, 458820), (17843, 441720), (18405, 428232), (20392, 386505), (22086, 356860), (22904, 344115), (22941, 343560), (24540, 321174), (25490, 309204), (25767, 305880), (28630, 275292), (29448, 267645), (30588, 257670), (34356, 229410), (35686, 220860), (36810, 214116), (38235, 206136), (42945, 183528), (44172, 178430), (45882, 171780), (49080, 160587), (50980, 154602), (51534, 152940), (53529, 147240), (55215, 142744), (57260, 137646), (61176, 128835), (68712, 114705), (68823, 114520), (71372, 110430), (73620, 107058), (76470, 103068), (77301, 101960), (85890, 91764), (88344, 89215)]