77218680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:230

約数の個数: 256

約数和(自身を含む): 295695360

約数和(自身を除く): 218476680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 61, 66, 70, 77, 84, 88, 105, 110, 120, 122, 132, 137, 140, 154, 165, 168, 183, 210, 220, 231, 244, 264, 274, 280, 305, 308, 330, 366, 385, 411, 420, 427, 440, 462, 488, 548, 610, 616, 660, 671, 685, 732, 770, 822, 840, 854, 915, 924, 959, 1096, 1155, 1220, 1281, 1320, 1342, 1370, 1464, 1507, 1540, 1644, 1708, 1830, 1848, 1918, 2013, 2055, 2135, 2310, 2440, 2562, 2684, 2740, 2877, 3014, 3080, 3288, 3355, 3416, 3660, 3836, 4026, 4110, 4270, 4521, 4620, 4697, 4795, 5124, 5368, 5480, 5754, 6028, 6405, 6710, 7320, 7535, 7672, 8052, 8220, 8357, 8540, 9042, 9240, 9394, 9590, 10065, 10248, 10549, 11508, 12056, 12810, 13420, 14091, 14385, 15070, 16104, 16440, 16714, 17080, 18084, 18788, 19180, 20130, 21098, 22605, 23016, 23485, 25071, 25620, 26840, 28182, 28770, 30140, 31647, 33428, 36168, 37576, 38360, 40260, 41785, 42196, 45210, 46970, 50142, 51240, 52745, 56364, 57540, 58499, 60280, 63294, 66856, 70455, 80520, 83570, 84392, 90420, 91927, 93940, 100284, 105490, 112728, 115080, 116998, 125355, 126588, 140910, 158235, 167140, 175497, 180840, 183854, 187880, 200568, 210980, 233996, 250710, 253176, 275781, 281820, 292495, 316470, 334280, 350994, 367708, 421960, 459635, 467992, 501420, 551562, 563640, 584990, 632940, 643489, 701988, 735416, 877485, 919270, 1002840, 1103124, 1169980, 1265880, 1286978, 1378905, 1403976, 1754970, 1838540, 1930467, 2206248, 2339960, 2573956, 2757810, 3217445, 3509940, 3677080, 3860934, 5147912, 5515620, 6434890, 7019880, 7721868, 9652335, 11031240, 12869780, 15443736, 19304670, 25739560, 38609340, 77218680]

約数ペア:

[(1, 77218680), (2, 38609340), (3, 25739560), (4, 19304670), (5, 15443736), (6, 12869780), (7, 11031240), (8, 9652335), (10, 7721868), (11, 7019880), (12, 6434890), (14, 5515620), (15, 5147912), (20, 3860934), (21, 3677080), (22, 3509940), (24, 3217445), (28, 2757810), (30, 2573956), (33, 2339960), (35, 2206248), (40, 1930467), (42, 1838540), (44, 1754970), (55, 1403976), (56, 1378905), (60, 1286978), (61, 1265880), (66, 1169980), (70, 1103124), (77, 1002840), (84, 919270), (88, 877485), (105, 735416), (110, 701988), (120, 643489), (122, 632940), (132, 584990), (137, 563640), (140, 551562), (154, 501420), (165, 467992), (168, 459635), (183, 421960), (210, 367708), (220, 350994), (231, 334280), (244, 316470), (264, 292495), (274, 281820), (280, 275781), (305, 253176), (308, 250710), (330, 233996), (366, 210980), (385, 200568), (411, 187880), (420, 183854), (427, 180840), (440, 175497), (462, 167140), (488, 158235), (548, 140910), (610, 126588), (616, 125355), (660, 116998), (671, 115080), (685, 112728), (732, 105490), (770, 100284), (822, 93940), (840, 91927), (854, 90420), (915, 84392), (924, 83570), (959, 80520), (1096, 70455), (1155, 66856), (1220, 63294), (1281, 60280), (1320, 58499), (1342, 57540), (1370, 56364), (1464, 52745), (1507, 51240), (1540, 50142), (1644, 46970), (1708, 45210), (1830, 42196), (1848, 41785), (1918, 40260), (2013, 38360), (2055, 37576), (2135, 36168), (2310, 33428), (2440, 31647), (2562, 30140), (2684, 28770), (2740, 28182), (2877, 26840), (3014, 25620), (3080, 25071), (3288, 23485), (3355, 23016), (3416, 22605), (3660, 21098), (3836, 20130), (4026, 19180), (4110, 18788), (4270, 18084), (4521, 17080), (4620, 16714), (4697, 16440), (4795, 16104), (5124, 15070), (5368, 14385), (5480, 14091), (5754, 13420), (6028, 12810), (6405, 12056), (6710, 11508), (7320, 10549), (7535, 10248), (7672, 10065), (8052, 9590), (8220, 9394), (8357, 9240), (8540, 9042)]