201054780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{18311}}^1$

素因数の和:18387

約数の個数: 72

約数和(自身を含む): 619897824

約数和(自身を除く): 418843044

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 10980, 18311, 36622, 54933, 73244, 91555, 109866, 164799, 183110, 219732, 274665, 329598, 366220, 549330, 659196, 823995, 1098660, 1116971, 1647990, 2233942, 3295980, 3350913, 4467884, 5584855, 6701826, 10052739, 11169710, 13403652, 16754565, 20105478, 22339420, 33509130, 40210956, 50263695, 67018260, 100527390, 201054780]

約数ペア:

[(1, 201054780), (2, 100527390), (3, 67018260), (4, 50263695), (5, 40210956), (6, 33509130), (9, 22339420), (10, 20105478), (12, 16754565), (15, 13403652), (18, 11169710), (20, 10052739), (30, 6701826), (36, 5584855), (45, 4467884), (60, 3350913), (61, 3295980), (90, 2233942), (122, 1647990), (180, 1116971), (183, 1098660), (244, 823995), (305, 659196), (366, 549330), (549, 366220), (610, 329598), (732, 274665), (915, 219732), (1098, 183110), (1220, 164799), (1830, 109866), (2196, 91555), (2745, 73244), (3660, 54933), (5490, 36622), (10980, 18311)]