180176920

素因数分解:

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

素因数の和:234

約数の個数: 192

約数和(自身を含む): 526707360

約数和(自身を除く): 346530440

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 61, 70, 77, 88, 98, 110, 122, 137, 140, 154, 196, 220, 244, 245, 274, 280, 305, 308, 385, 392, 427, 440, 488, 490, 539, 548, 610, 616, 671, 685, 770, 854, 959, 980, 1078, 1096, 1220, 1342, 1370, 1507, 1540, 1708, 1918, 1960, 2135, 2156, 2440, 2684, 2695, 2740, 2989, 3014, 3080, 3355, 3416, 3836, 4270, 4312, 4697, 4795, 5368, 5390, 5480, 5978, 6028, 6710, 6713, 7535, 7672, 8357, 8540, 9394, 9590, 10549, 10780, 11956, 12056, 13420, 13426, 14945, 15070, 16714, 17080, 18788, 19180, 21098, 21560, 23485, 23912, 26840, 26852, 29890, 30140, 32879, 33428, 33565, 37576, 38360, 41785, 42196, 46970, 52745, 53704, 58499, 59780, 60280, 65758, 66856, 67130, 73843, 83570, 84392, 91927, 93940, 105490, 116998, 119560, 131516, 134260, 147686, 164395, 167140, 183854, 187880, 210980, 233996, 263032, 268520, 292495, 295372, 328790, 334280, 367708, 369215, 409493, 421960, 459635, 467992, 584990, 590744, 643489, 657580, 735416, 738430, 818986, 919270, 1169980, 1286978, 1315160, 1476860, 1637972, 1838540, 2047465, 2339960, 2573956, 2953720, 3217445, 3275944, 3677080, 4094930, 4504423, 5147912, 6434890, 8189860, 9008846, 12869780, 16379720, 18017692, 22522115, 25739560, 36035384, 45044230, 90088460, 180176920]

約数ペア:

[(1, 180176920), (2, 90088460), (4, 45044230), (5, 36035384), (7, 25739560), (8, 22522115), (10, 18017692), (11, 16379720), (14, 12869780), (20, 9008846), (22, 8189860), (28, 6434890), (35, 5147912), (40, 4504423), (44, 4094930), (49, 3677080), (55, 3275944), (56, 3217445), (61, 2953720), (70, 2573956), (77, 2339960), (88, 2047465), (98, 1838540), (110, 1637972), (122, 1476860), (137, 1315160), (140, 1286978), (154, 1169980), (196, 919270), (220, 818986), (244, 738430), (245, 735416), (274, 657580), (280, 643489), (305, 590744), (308, 584990), (385, 467992), (392, 459635), (427, 421960), (440, 409493), (488, 369215), (490, 367708), (539, 334280), (548, 328790), (610, 295372), (616, 292495), (671, 268520), (685, 263032), (770, 233996), (854, 210980), (959, 187880), (980, 183854), (1078, 167140), (1096, 164395), (1220, 147686), (1342, 134260), (1370, 131516), (1507, 119560), (1540, 116998), (1708, 105490), (1918, 93940), (1960, 91927), (2135, 84392), (2156, 83570), (2440, 73843), (2684, 67130), (2695, 66856), (2740, 65758), (2989, 60280), (3014, 59780), (3080, 58499), (3355, 53704), (3416, 52745), (3836, 46970), (4270, 42196), (4312, 41785), (4697, 38360), (4795, 37576), (5368, 33565), (5390, 33428), (5480, 32879), (5978, 30140), (6028, 29890), (6710, 26852), (6713, 26840), (7535, 23912), (7672, 23485), (8357, 21560), (8540, 21098), (9394, 19180), (9590, 18788), (10549, 17080), (10780, 16714), (11956, 15070), (12056, 14945), (13420, 13426)]