19220880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{673}}^1$

素因数の和:713

約数の個数: 160

約数和(自身を含む): 72209664

約数和(自身を除く): 52988784

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 48, 51, 56, 60, 68, 70, 80, 84, 85, 102, 105, 112, 119, 120, 136, 140, 168, 170, 204, 210, 238, 240, 255, 272, 280, 336, 340, 357, 408, 420, 476, 510, 560, 595, 673, 680, 714, 816, 840, 952, 1020, 1190, 1346, 1360, 1428, 1680, 1785, 1904, 2019, 2040, 2380, 2692, 2856, 3365, 3570, 4038, 4080, 4711, 4760, 5384, 5712, 6730, 7140, 8076, 9422, 9520, 10095, 10768, 11441, 13460, 14133, 14280, 16152, 18844, 20190, 22882, 23555, 26920, 28266, 28560, 32304, 34323, 37688, 40380, 45764, 47110, 53840, 56532, 57205, 68646, 70665, 75376, 80087, 80760, 91528, 94220, 113064, 114410, 137292, 141330, 160174, 161520, 171615, 183056, 188440, 226128, 228820, 240261, 274584, 282660, 320348, 343230, 376880, 400435, 457640, 480522, 549168, 565320, 640696, 686460, 800870, 915280, 961044, 1130640, 1201305, 1281392, 1372920, 1601740, 1922088, 2402610, 2745840, 3203480, 3844176, 4805220, 6406960, 9610440, 19220880]

約数ペア:

[(1, 19220880), (2, 9610440), (3, 6406960), (4, 4805220), (5, 3844176), (6, 3203480), (7, 2745840), (8, 2402610), (10, 1922088), (12, 1601740), (14, 1372920), (15, 1281392), (16, 1201305), (17, 1130640), (20, 961044), (21, 915280), (24, 800870), (28, 686460), (30, 640696), (34, 565320), (35, 549168), (40, 480522), (42, 457640), (48, 400435), (51, 376880), (56, 343230), (60, 320348), (68, 282660), (70, 274584), (80, 240261), (84, 228820), (85, 226128), (102, 188440), (105, 183056), (112, 171615), (119, 161520), (120, 160174), (136, 141330), (140, 137292), (168, 114410), (170, 113064), (204, 94220), (210, 91528), (238, 80760), (240, 80087), (255, 75376), (272, 70665), (280, 68646), (336, 57205), (340, 56532), (357, 53840), (408, 47110), (420, 45764), (476, 40380), (510, 37688), (560, 34323), (595, 32304), (673, 28560), (680, 28266), (714, 26920), (816, 23555), (840, 22882), (952, 20190), (1020, 18844), (1190, 16152), (1346, 14280), (1360, 14133), (1428, 13460), (1680, 11441), (1785, 10768), (1904, 10095), (2019, 9520), (2040, 9422), (2380, 8076), (2692, 7140), (2856, 6730), (3365, 5712), (3570, 5384), (4038, 4760), (4080, 4711)]