72140880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1867}}^1$

素因数の和:1913

約数の個数: 160

約数和(自身を含む): 266840064

約数和(自身を除く): 194699184

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 48, 56, 60, 69, 70, 80, 84, 92, 105, 112, 115, 120, 138, 140, 161, 168, 184, 210, 230, 240, 276, 280, 322, 336, 345, 368, 420, 460, 483, 552, 560, 644, 690, 805, 840, 920, 966, 1104, 1288, 1380, 1610, 1680, 1840, 1867, 1932, 2415, 2576, 2760, 3220, 3734, 3864, 4830, 5520, 5601, 6440, 7468, 7728, 9335, 9660, 11202, 12880, 13069, 14936, 18670, 19320, 22404, 26138, 28005, 29872, 37340, 38640, 39207, 42941, 44808, 52276, 56010, 65345, 74680, 78414, 85882, 89616, 104552, 112020, 128823, 130690, 149360, 156828, 171764, 196035, 209104, 214705, 224040, 257646, 261380, 300587, 313656, 343528, 392070, 429410, 448080, 515292, 522760, 601174, 627312, 644115, 687056, 784140, 858820, 901761, 1030584, 1045520, 1202348, 1288230, 1502935, 1568280, 1717640, 1803522, 2061168, 2404696, 2576460, 3005870, 3136560, 3435280, 3607044, 4508805, 4809392, 5152920, 6011740, 7214088, 9017610, 10305840, 12023480, 14428176, 18035220, 24046960, 36070440, 72140880]

約数ペア:

[(1, 72140880), (2, 36070440), (3, 24046960), (4, 18035220), (5, 14428176), (6, 12023480), (7, 10305840), (8, 9017610), (10, 7214088), (12, 6011740), (14, 5152920), (15, 4809392), (16, 4508805), (20, 3607044), (21, 3435280), (23, 3136560), (24, 3005870), (28, 2576460), (30, 2404696), (35, 2061168), (40, 1803522), (42, 1717640), (46, 1568280), (48, 1502935), (56, 1288230), (60, 1202348), (69, 1045520), (70, 1030584), (80, 901761), (84, 858820), (92, 784140), (105, 687056), (112, 644115), (115, 627312), (120, 601174), (138, 522760), (140, 515292), (161, 448080), (168, 429410), (184, 392070), (210, 343528), (230, 313656), (240, 300587), (276, 261380), (280, 257646), (322, 224040), (336, 214705), (345, 209104), (368, 196035), (420, 171764), (460, 156828), (483, 149360), (552, 130690), (560, 128823), (644, 112020), (690, 104552), (805, 89616), (840, 85882), (920, 78414), (966, 74680), (1104, 65345), (1288, 56010), (1380, 52276), (1610, 44808), (1680, 42941), (1840, 39207), (1867, 38640), (1932, 37340), (2415, 29872), (2576, 28005), (2760, 26138), (3220, 22404), (3734, 19320), (3864, 18670), (4830, 14936), (5520, 13069), (5601, 12880), (6440, 11202), (7468, 9660), (7728, 9335)]