1284880320

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2609}}^1$

素因数の和:2657

約数の個数: 280

約数和(自身を含む): 4812944400

約数和(自身を除く): 3528064080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 81, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 162, 171, 180, 190, 192, 216, 228, 240, 270, 285, 288, 304, 320, 324, 342, 360, 380, 405, 432, 456, 480, 513, 540, 570, 576, 608, 648, 684, 720, 760, 810, 855, 864, 912, 960, 1026, 1080, 1140, 1216, 1296, 1368, 1440, 1520, 1539, 1620, 1710, 1728, 1824, 2052, 2160, 2280, 2565, 2592, 2609, 2736, 2880, 3040, 3078, 3240, 3420, 3648, 4104, 4320, 4560, 5130, 5184, 5218, 5472, 6080, 6156, 6480, 6840, 7695, 7827, 8208, 8640, 9120, 10260, 10436, 10944, 12312, 12960, 13045, 13680, 15390, 15654, 16416, 18240, 20520, 20872, 23481, 24624, 25920, 26090, 27360, 30780, 31308, 32832, 39135, 41040, 41744, 46962, 49248, 49571, 52180, 54720, 61560, 62616, 70443, 78270, 82080, 83488, 93924, 98496, 99142, 104360, 117405, 123120, 125232, 140886, 148713, 156540, 164160, 166976, 187848, 198284, 208720, 211329, 234810, 246240, 247855, 250464, 281772, 297426, 313080, 352215, 375696, 396568, 417440, 422658, 446139, 469620, 492480, 495710, 500928, 563544, 594852, 626160, 704430, 743565, 751392, 793136, 834880, 845316, 892278, 939240, 991420, 1056645, 1127088, 1189704, 1252320, 1338417, 1408860, 1487130, 1502784, 1586272, 1690632, 1784556, 1878480, 1982840, 2113290, 2230695, 2254176, 2379408, 2504640, 2676834, 2817720, 2974260, 3172544, 3381264, 3569112, 3756960, 3965680, 4015251, 4226580, 4461390, 4508352, 4758816, 5353668, 5635440, 5948520, 6692085, 6762528, 7138224, 7513920, 7931360, 8030502, 8453160, 8922780, 9517632, 10707336, 11270880, 11897040, 13384170, 13525056, 14276448, 15862720, 16061004, 16906320, 17845560, 20076255, 21414672, 22541760, 23794080, 26768340, 28552896, 32122008, 33812640, 35691120, 40152510, 42829344, 47588160, 53536680, 64244016, 67625280, 71382240, 80305020, 85658688, 107073360, 128488032, 142764480, 160610040, 214146720, 256976064, 321220080, 428293440, 642440160, 1284880320]

約数ペア:

[(1, 1284880320), (2, 642440160), (3, 428293440), (4, 321220080), (5, 256976064), (6, 214146720), (8, 160610040), (9, 142764480), (10, 128488032), (12, 107073360), (15, 85658688), (16, 80305020), (18, 71382240), (19, 67625280), (20, 64244016), (24, 53536680), (27, 47588160), (30, 42829344), (32, 40152510), (36, 35691120), (38, 33812640), (40, 32122008), (45, 28552896), (48, 26768340), (54, 23794080), (57, 22541760), (60, 21414672), (64, 20076255), (72, 17845560), (76, 16906320), (80, 16061004), (81, 15862720), (90, 14276448), (95, 13525056), (96, 13384170), (108, 11897040), (114, 11270880), (120, 10707336), (135, 9517632), (144, 8922780), (152, 8453160), (160, 8030502), (162, 7931360), (171, 7513920), (180, 7138224), (190, 6762528), (192, 6692085), (216, 5948520), (228, 5635440), (240, 5353668), (270, 4758816), (285, 4508352), (288, 4461390), (304, 4226580), (320, 4015251), (324, 3965680), (342, 3756960), (360, 3569112), (380, 3381264), (405, 3172544), (432, 2974260), (456, 2817720), (480, 2676834), (513, 2504640), (540, 2379408), (570, 2254176), (576, 2230695), (608, 2113290), (648, 1982840), (684, 1878480), (720, 1784556), (760, 1690632), (810, 1586272), (855, 1502784), (864, 1487130), (912, 1408860), (960, 1338417), (1026, 1252320), (1080, 1189704), (1140, 1127088), (1216, 1056645), (1296, 991420), (1368, 939240), (1440, 892278), (1520, 845316), (1539, 834880), (1620, 793136), (1710, 751392), (1728, 743565), (1824, 704430), (2052, 626160), (2160, 594852), (2280, 563544), (2565, 500928), (2592, 495710), (2609, 492480), (2736, 469620), (2880, 446139), (3040, 422658), (3078, 417440), (3240, 396568), (3420, 375696), (3648, 352215), (4104, 313080), (4320, 297426), (4560, 281772), (5130, 250464), (5184, 247855), (5218, 246240), (5472, 234810), (6080, 211329), (6156, 208720), (6480, 198284), (6840, 187848), (7695, 166976), (7827, 164160), (8208, 156540), (8640, 148713), (9120, 140886), (10260, 125232), (10436, 123120), (10944, 117405), (12312, 104360), (12960, 99142), (13045, 98496), (13680, 93924), (15390, 83488), (15654, 82080), (16416, 78270), (18240, 70443), (20520, 62616), (20872, 61560), (23481, 54720), (24624, 52180), (25920, 49571), (26090, 49248), (27360, 46962), (30780, 41744), (31308, 41040), (32832, 39135)]