179200980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{142223}}^1$

素因数の和:142245

約数の個数: 72

約数和(自身を含む): 621234432

約数和(自身を除く): 442033452

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 142223, 284446, 426669, 568892, 711115, 853338, 995561, 1280007, 1422230, 1706676, 1991122, 2133345, 2560014, 2844460, 2986683, 3982244, 4266690, 4977805, 5120028, 5973366, 6400035, 8533380, 8960049, 9955610, 11946732, 12800070, 14933415, 17920098, 19911220, 25600140, 29866830, 35840196, 44800245, 59733660, 89600490, 179200980]

約数ペア:

[(1, 179200980), (2, 89600490), (3, 59733660), (4, 44800245), (5, 35840196), (6, 29866830), (7, 25600140), (9, 19911220), (10, 17920098), (12, 14933415), (14, 12800070), (15, 11946732), (18, 9955610), (20, 8960049), (21, 8533380), (28, 6400035), (30, 5973366), (35, 5120028), (36, 4977805), (42, 4266690), (45, 3982244), (60, 2986683), (63, 2844460), (70, 2560014), (84, 2133345), (90, 1991122), (105, 1706676), (126, 1422230), (140, 1280007), (180, 995561), (210, 853338), (252, 711115), (315, 568892), (420, 426669), (630, 284446), (1260, 142223)]