445864440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31223}}^1$

素因数の和:31261

約数の個数: 128

約数和(自身を含む): 1618652160

約数和(自身を除く): 1172787720

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, 14280, 31223, 62446, 93669, 124892, 156115, 187338, 218561, 249784, 312230, 374676, 437122, 468345, 530791, 624460, 655683, 749352, 874244, 936690, 1061582, 1092805, 1248920, 1311366, 1592373, 1748488, 1873380, 2123164, 2185610, 2622732, 2653955, 3184746, 3278415, 3715537, 3746760, 4246328, 4371220, 5245464, 5307910, 6369492, 6556830, 7431074, 7961865, 8742440, 10615820, 11146611, 12738984, 13113660, 14862148, 15923730, 18577685, 21231640, 22293222, 26227320, 29724296, 31847460, 37155370, 44586444, 55733055, 63694920, 74310740, 89172888, 111466110, 148621480, 222932220, 445864440]

約数ペア:

[(1, 445864440), (2, 222932220), (3, 148621480), (4, 111466110), (5, 89172888), (6, 74310740), (7, 63694920), (8, 55733055), (10, 44586444), (12, 37155370), (14, 31847460), (15, 29724296), (17, 26227320), (20, 22293222), (21, 21231640), (24, 18577685), (28, 15923730), (30, 14862148), (34, 13113660), (35, 12738984), (40, 11146611), (42, 10615820), (51, 8742440), (56, 7961865), (60, 7431074), (68, 6556830), (70, 6369492), (84, 5307910), (85, 5245464), (102, 4371220), (105, 4246328), (119, 3746760), (120, 3715537), (136, 3278415), (140, 3184746), (168, 2653955), (170, 2622732), (204, 2185610), (210, 2123164), (238, 1873380), (255, 1748488), (280, 1592373), (340, 1311366), (357, 1248920), (408, 1092805), (420, 1061582), (476, 936690), (510, 874244), (595, 749352), (680, 655683), (714, 624460), (840, 530791), (952, 468345), (1020, 437122), (1190, 374676), (1428, 312230), (1785, 249784), (2040, 218561), (2380, 187338), (2856, 156115), (3570, 124892), (4760, 93669), (7140, 62446), (14280, 31223)]