28831320

素因数分解:

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

素因数の和:714

約数の個数: 192

約数和(自身を含む): 113555520

約数和(自身を除く): 84724200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 28, 30, 34, 35, 36, 40, 42, 45, 51, 56, 60, 63, 68, 70, 72, 84, 85, 90, 102, 105, 119, 120, 126, 136, 140, 153, 168, 170, 180, 204, 210, 238, 252, 255, 280, 306, 315, 340, 357, 360, 408, 420, 476, 504, 510, 595, 612, 630, 673, 680, 714, 765, 840, 952, 1020, 1071, 1190, 1224, 1260, 1346, 1428, 1530, 1785, 2019, 2040, 2142, 2380, 2520, 2692, 2856, 3060, 3365, 3570, 4038, 4284, 4711, 4760, 5355, 5384, 6057, 6120, 6730, 7140, 8076, 8568, 9422, 10095, 10710, 11441, 12114, 13460, 14133, 14280, 16152, 18844, 20190, 21420, 22882, 23555, 24228, 26920, 28266, 30285, 34323, 37688, 40380, 42399, 42840, 45764, 47110, 48456, 56532, 57205, 60570, 68646, 70665, 80087, 80760, 84798, 91528, 94220, 102969, 113064, 114410, 121140, 137292, 141330, 160174, 169596, 171615, 188440, 205938, 211995, 228820, 240261, 242280, 274584, 282660, 320348, 339192, 343230, 400435, 411876, 423990, 457640, 480522, 514845, 565320, 640696, 686460, 720783, 800870, 823752, 847980, 961044, 1029690, 1201305, 1372920, 1441566, 1601740, 1695960, 1922088, 2059380, 2402610, 2883132, 3203480, 3603915, 4118760, 4805220, 5766264, 7207830, 9610440, 14415660, 28831320]

約数ペア:

[(1, 28831320), (2, 14415660), (3, 9610440), (4, 7207830), (5, 5766264), (6, 4805220), (7, 4118760), (8, 3603915), (9, 3203480), (10, 2883132), (12, 2402610), (14, 2059380), (15, 1922088), (17, 1695960), (18, 1601740), (20, 1441566), (21, 1372920), (24, 1201305), (28, 1029690), (30, 961044), (34, 847980), (35, 823752), (36, 800870), (40, 720783), (42, 686460), (45, 640696), (51, 565320), (56, 514845), (60, 480522), (63, 457640), (68, 423990), (70, 411876), (72, 400435), (84, 343230), (85, 339192), (90, 320348), (102, 282660), (105, 274584), (119, 242280), (120, 240261), (126, 228820), (136, 211995), (140, 205938), (153, 188440), (168, 171615), (170, 169596), (180, 160174), (204, 141330), (210, 137292), (238, 121140), (252, 114410), (255, 113064), (280, 102969), (306, 94220), (315, 91528), (340, 84798), (357, 80760), (360, 80087), (408, 70665), (420, 68646), (476, 60570), (504, 57205), (510, 56532), (595, 48456), (612, 47110), (630, 45764), (673, 42840), (680, 42399), (714, 40380), (765, 37688), (840, 34323), (952, 30285), (1020, 28266), (1071, 26920), (1190, 24228), (1224, 23555), (1260, 22882), (1346, 21420), (1428, 20190), (1530, 18844), (1785, 16152), (2019, 14280), (2040, 14133), (2142, 13460), (2380, 12114), (2520, 11441), (2692, 10710), (2856, 10095), (3060, 9422), (3365, 8568), (3570, 8076), (4038, 7140), (4284, 6730), (4711, 6120), (4760, 6057), (5355, 5384)]