1264994432

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{179}}^1$

素因数の和:374

約数の個数: 128

約数和(自身を含む): 2837721600

約数和(自身を除く): 1572727168

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 137, 179, 208, 248, 274, 358, 403, 416, 496, 548, 716, 806, 832, 992, 1096, 1432, 1612, 1664, 1781, 1984, 2192, 2327, 2864, 3224, 3562, 3968, 4247, 4384, 4654, 5549, 5728, 6448, 7124, 8494, 8768, 9308, 11098, 11456, 12896, 14248, 16988, 17536, 18616, 22196, 22912, 24523, 25792, 28496, 33976, 37232, 44392, 49046, 51584, 55211, 56992, 67952, 72137, 74464, 88784, 98092, 110422, 113984, 135904, 144274, 148928, 177568, 196184, 220844, 227968, 271808, 288548, 297856, 318799, 355136, 392368, 441688, 543616, 577096, 637598, 710272, 760213, 784736, 883376, 1154192, 1275196, 1520426, 1569472, 1766752, 2308384, 2550392, 3040852, 3138944, 3533504, 4616768, 5100784, 6081704, 7067008, 9233536, 9882769, 10201568, 12163408, 19765538, 20403136, 24326816, 39531076, 40806272, 48653632, 79062152, 97307264, 158124304, 316248608, 632497216, 1264994432]

約数ペア:

[(1, 1264994432), (2, 632497216), (4, 316248608), (8, 158124304), (13, 97307264), (16, 79062152), (26, 48653632), (31, 40806272), (32, 39531076), (52, 24326816), (62, 20403136), (64, 19765538), (104, 12163408), (124, 10201568), (128, 9882769), (137, 9233536), (179, 7067008), (208, 6081704), (248, 5100784), (274, 4616768), (358, 3533504), (403, 3138944), (416, 3040852), (496, 2550392), (548, 2308384), (716, 1766752), (806, 1569472), (832, 1520426), (992, 1275196), (1096, 1154192), (1432, 883376), (1612, 784736), (1664, 760213), (1781, 710272), (1984, 637598), (2192, 577096), (2327, 543616), (2864, 441688), (3224, 392368), (3562, 355136), (3968, 318799), (4247, 297856), (4384, 288548), (4654, 271808), (5549, 227968), (5728, 220844), (6448, 196184), (7124, 177568), (8494, 148928), (8768, 144274), (9308, 135904), (11098, 113984), (11456, 110422), (12896, 98092), (14248, 88784), (16988, 74464), (17536, 72137), (18616, 67952), (22196, 56992), (22912, 55211), (24523, 51584), (25792, 49046), (28496, 44392), (33976, 37232)]