173870620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{127}}^2$

素因数の和:288

約数の個数: 108

約数和(自身を含む): 467031096

約数和(自身を除く): 293160476

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 127, 140, 154, 196, 220, 245, 254, 308, 385, 490, 508, 539, 635, 770, 889, 980, 1078, 1270, 1397, 1540, 1778, 2156, 2540, 2695, 2794, 3556, 4445, 5390, 5588, 6223, 6985, 8890, 9779, 10780, 12446, 13970, 16129, 17780, 19558, 24892, 27940, 31115, 32258, 39116, 48895, 62230, 64516, 68453, 80645, 97790, 112903, 124460, 136906, 161290, 177419, 195580, 225806, 273812, 322580, 342265, 354838, 451612, 564515, 684530, 709676, 790321, 887095, 1129030, 1241933, 1369060, 1580642, 1774190, 2258060, 2483866, 3161284, 3548380, 3951605, 4967732, 6209665, 7903210, 8693531, 12419330, 15806420, 17387062, 24838660, 34774124, 43467655, 86935310, 173870620]

約数ペア:

[(1, 173870620), (2, 86935310), (4, 43467655), (5, 34774124), (7, 24838660), (10, 17387062), (11, 15806420), (14, 12419330), (20, 8693531), (22, 7903210), (28, 6209665), (35, 4967732), (44, 3951605), (49, 3548380), (55, 3161284), (70, 2483866), (77, 2258060), (98, 1774190), (110, 1580642), (127, 1369060), (140, 1241933), (154, 1129030), (196, 887095), (220, 790321), (245, 709676), (254, 684530), (308, 564515), (385, 451612), (490, 354838), (508, 342265), (539, 322580), (635, 273812), (770, 225806), (889, 195580), (980, 177419), (1078, 161290), (1270, 136906), (1397, 124460), (1540, 112903), (1778, 97790), (2156, 80645), (2540, 68453), (2695, 64516), (2794, 62230), (3556, 48895), (4445, 39116), (5390, 32258), (5588, 31115), (6223, 27940), (6985, 24892), (8890, 19558), (9779, 17780), (10780, 16129), (12446, 13970)]