138787320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{9719}}^1$

素因数の和:9757

約数の個数: 128

約数和(自身を含む): 503884800

約数和(自身を除く): 365097480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 136, 140, 168, 170, 204, 210, 238, 255, 280, 340, 357, 408, 420, 476, 510, 595, 680, 714, 840, 952, 1020, 1190, 1428, 1785, 2040, 2380, 2856, 3570, 4760, 7140, 9719, 14280, 19438, 29157, 38876, 48595, 58314, 68033, 77752, 97190, 116628, 136066, 145785, 165223, 194380, 204099, 233256, 272132, 291570, 330446, 340165, 388760, 408198, 495669, 544264, 583140, 660892, 680330, 816396, 826115, 991338, 1020495, 1156561, 1166280, 1321784, 1360660, 1632792, 1652230, 1982676, 2040990, 2313122, 2478345, 2721320, 3304460, 3469683, 3965352, 4081980, 4626244, 4956690, 5782805, 6608920, 6939366, 8163960, 9252488, 9913380, 11565610, 13878732, 17348415, 19826760, 23131220, 27757464, 34696830, 46262440, 69393660, 138787320]

約数ペア:

[(1, 138787320), (2, 69393660), (3, 46262440), (4, 34696830), (5, 27757464), (6, 23131220), (7, 19826760), (8, 17348415), (10, 13878732), (12, 11565610), (14, 9913380), (15, 9252488), (17, 8163960), (20, 6939366), (21, 6608920), (24, 5782805), (28, 4956690), (30, 4626244), (34, 4081980), (35, 3965352), (40, 3469683), (42, 3304460), (51, 2721320), (56, 2478345), (60, 2313122), (68, 2040990), (70, 1982676), (84, 1652230), (85, 1632792), (102, 1360660), (105, 1321784), (119, 1166280), (120, 1156561), (136, 1020495), (140, 991338), (168, 826115), (170, 816396), (204, 680330), (210, 660892), (238, 583140), (255, 544264), (280, 495669), (340, 408198), (357, 388760), (408, 340165), (420, 330446), (476, 291570), (510, 272132), (595, 233256), (680, 204099), (714, 194380), (840, 165223), (952, 145785), (1020, 136066), (1190, 116628), (1428, 97190), (1785, 77752), (2040, 68033), (2380, 58314), (2856, 48595), (3570, 38876), (4760, 29157), (7140, 19438), (9719, 14280)]