1551420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1$

素因数の和:61

約数の個数: 144

約数和(自身を含む): 5533920

約数和(自身を除く): 3982500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 27, 30, 34, 36, 39, 45, 51, 52, 54, 60, 65, 68, 78, 85, 90, 102, 108, 117, 130, 135, 153, 156, 169, 170, 180, 195, 204, 221, 234, 255, 260, 270, 306, 338, 340, 351, 390, 442, 459, 468, 507, 510, 540, 585, 612, 663, 676, 702, 765, 780, 845, 884, 918, 1014, 1020, 1105, 1170, 1326, 1404, 1521, 1530, 1690, 1755, 1836, 1989, 2028, 2210, 2295, 2340, 2535, 2652, 2873, 3042, 3060, 3315, 3380, 3510, 3978, 4420, 4563, 4590, 5070, 5746, 5967, 6084, 6630, 7020, 7605, 7956, 8619, 9126, 9180, 9945, 10140, 11492, 11934, 13260, 14365, 15210, 17238, 18252, 19890, 22815, 23868, 25857, 28730, 29835, 30420, 34476, 39780, 43095, 45630, 51714, 57460, 59670, 77571, 86190, 91260, 103428, 119340, 129285, 155142, 172380, 258570, 310284, 387855, 517140, 775710, 1551420]

約数ペア:

[(1, 1551420), (2, 775710), (3, 517140), (4, 387855), (5, 310284), (6, 258570), (9, 172380), (10, 155142), (12, 129285), (13, 119340), (15, 103428), (17, 91260), (18, 86190), (20, 77571), (26, 59670), (27, 57460), (30, 51714), (34, 45630), (36, 43095), (39, 39780), (45, 34476), (51, 30420), (52, 29835), (54, 28730), (60, 25857), (65, 23868), (68, 22815), (78, 19890), (85, 18252), (90, 17238), (102, 15210), (108, 14365), (117, 13260), (130, 11934), (135, 11492), (153, 10140), (156, 9945), (169, 9180), (170, 9126), (180, 8619), (195, 7956), (204, 7605), (221, 7020), (234, 6630), (255, 6084), (260, 5967), (270, 5746), (306, 5070), (338, 4590), (340, 4563), (351, 4420), (390, 3978), (442, 3510), (459, 3380), (468, 3315), (507, 3060), (510, 3042), (540, 2873), (585, 2652), (612, 2535), (663, 2340), (676, 2295), (702, 2210), (765, 2028), (780, 1989), (845, 1836), (884, 1755), (918, 1690), (1014, 1530), (1020, 1521), (1105, 1404), (1170, 1326)]