79744080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{419}}^1$

素因数の和:509

約数の個数: 160

約数和(自身を含む): 271232640

約数和(自身を除く): 191488560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 61, 65, 78, 80, 104, 120, 122, 130, 156, 183, 195, 208, 240, 244, 260, 305, 312, 366, 390, 419, 488, 520, 610, 624, 732, 780, 793, 838, 915, 976, 1040, 1220, 1257, 1464, 1560, 1586, 1676, 1830, 2095, 2379, 2440, 2514, 2928, 3120, 3172, 3352, 3660, 3965, 4190, 4758, 4880, 5028, 5447, 6285, 6344, 6704, 7320, 7930, 8380, 9516, 10056, 10894, 11895, 12570, 12688, 14640, 15860, 16341, 16760, 19032, 20112, 21788, 23790, 25140, 25559, 27235, 31720, 32682, 33520, 38064, 43576, 47580, 50280, 51118, 54470, 63440, 65364, 76677, 81705, 87152, 95160, 100560, 102236, 108940, 127795, 130728, 153354, 163410, 190320, 204472, 217880, 255590, 261456, 306708, 326820, 332267, 383385, 408944, 435760, 511180, 613416, 653640, 664534, 766770, 996801, 1022360, 1226832, 1307280, 1329068, 1533540, 1661335, 1993602, 2044720, 2658136, 3067080, 3322670, 3987204, 4984005, 5316272, 6134160, 6645340, 7974408, 9968010, 13290680, 15948816, 19936020, 26581360, 39872040, 79744080]

約数ペア:

[(1, 79744080), (2, 39872040), (3, 26581360), (4, 19936020), (5, 15948816), (6, 13290680), (8, 9968010), (10, 7974408), (12, 6645340), (13, 6134160), (15, 5316272), (16, 4984005), (20, 3987204), (24, 3322670), (26, 3067080), (30, 2658136), (39, 2044720), (40, 1993602), (48, 1661335), (52, 1533540), (60, 1329068), (61, 1307280), (65, 1226832), (78, 1022360), (80, 996801), (104, 766770), (120, 664534), (122, 653640), (130, 613416), (156, 511180), (183, 435760), (195, 408944), (208, 383385), (240, 332267), (244, 326820), (260, 306708), (305, 261456), (312, 255590), (366, 217880), (390, 204472), (419, 190320), (488, 163410), (520, 153354), (610, 130728), (624, 127795), (732, 108940), (780, 102236), (793, 100560), (838, 95160), (915, 87152), (976, 81705), (1040, 76677), (1220, 65364), (1257, 63440), (1464, 54470), (1560, 51118), (1586, 50280), (1676, 47580), (1830, 43576), (2095, 38064), (2379, 33520), (2440, 32682), (2514, 31720), (2928, 27235), (3120, 25559), (3172, 25140), (3352, 23790), (3660, 21788), (3965, 20112), (4190, 19032), (4758, 16760), (4880, 16341), (5028, 15860), (5447, 14640), (6285, 12688), (6344, 12570), (6704, 11895), (7320, 10894), (7930, 10056), (8380, 9516)]