78459136960

素因数分解:

$2^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{31649}}^1$

素因数の和:31854

約数の個数: 112

約数和(自身を含む): 191394892800

約数和(自身を除く): 112935755840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 127, 160, 244, 254, 305, 320, 488, 508, 610, 635, 976, 1016, 1220, 1270, 1952, 2032, 2440, 2540, 3904, 4064, 4880, 5080, 7747, 8128, 9760, 10160, 15494, 19520, 20320, 30988, 31649, 38735, 40640, 61976, 63298, 77470, 123952, 126596, 154940, 158245, 247904, 253192, 309880, 316490, 495808, 506384, 619760, 632980, 1012768, 1239520, 1265960, 1930589, 2025536, 2479040, 2531920, 3861178, 4019423, 5063840, 7722356, 8038846, 9652945, 10127680, 15444712, 16077692, 19305890, 20097115, 30889424, 32155384, 38611780, 40194230, 61778848, 64310768, 77223560, 80388460, 123557696, 128621536, 154447120, 160776920, 245184803, 257243072, 308894240, 321553840, 490369606, 617788480, 643107680, 980739212, 1225924015, 1286215360, 1961478424, 2451848030, 3922956848, 4903696060, 7845913696, 9807392120, 15691827392, 19614784240, 39229568480, 78459136960]

約数ペア:

[(1, 78459136960), (2, 39229568480), (4, 19614784240), (5, 15691827392), (8, 9807392120), (10, 7845913696), (16, 4903696060), (20, 3922956848), (32, 2451848030), (40, 1961478424), (61, 1286215360), (64, 1225924015), (80, 980739212), (122, 643107680), (127, 617788480), (160, 490369606), (244, 321553840), (254, 308894240), (305, 257243072), (320, 245184803), (488, 160776920), (508, 154447120), (610, 128621536), (635, 123557696), (976, 80388460), (1016, 77223560), (1220, 64310768), (1270, 61778848), (1952, 40194230), (2032, 38611780), (2440, 32155384), (2540, 30889424), (3904, 20097115), (4064, 19305890), (4880, 16077692), (5080, 15444712), (7747, 10127680), (8128, 9652945), (9760, 8038846), (10160, 7722356), (15494, 5063840), (19520, 4019423), (20320, 3861178), (30988, 2531920), (31649, 2479040), (38735, 2025536), (40640, 1930589), (61976, 1265960), (63298, 1239520), (77470, 1012768), (123952, 632980), (126596, 619760), (154940, 506384), (158245, 495808), (247904, 316490), (253192, 309880)]