84898980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{20507}}^1$

素因数の和:20545

約数の個数: 72

約数和(自身を含む): 268736832

約数和(自身を除く): 183837852

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 20507, 41014, 61521, 82028, 102535, 123042, 184563, 205070, 246084, 307605, 369126, 410140, 471661, 615210, 738252, 922815, 943322, 1230420, 1414983, 1845630, 1886644, 2358305, 2829966, 3691260, 4244949, 4716610, 5659932, 7074915, 8489898, 9433220, 14149830, 16979796, 21224745, 28299660, 42449490, 84898980]

約数ペア:

[(1, 84898980), (2, 42449490), (3, 28299660), (4, 21224745), (5, 16979796), (6, 14149830), (9, 9433220), (10, 8489898), (12, 7074915), (15, 5659932), (18, 4716610), (20, 4244949), (23, 3691260), (30, 2829966), (36, 2358305), (45, 1886644), (46, 1845630), (60, 1414983), (69, 1230420), (90, 943322), (92, 922815), (115, 738252), (138, 615210), (180, 471661), (207, 410140), (230, 369126), (276, 307605), (345, 246084), (414, 205070), (460, 184563), (690, 123042), (828, 102535), (1035, 82028), (1380, 61521), (2070, 41014), (4140, 20507)]