30154980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{5647}}^1$

素因数の和:5748

約数の個数: 48

約数和(自身を含む): 85397760

約数和(自身を除く): 55242780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 5340, 5647, 11294, 16941, 22588, 28235, 33882, 56470, 67764, 84705, 112940, 169410, 338820, 502583, 1005166, 1507749, 2010332, 2512915, 3015498, 5025830, 6030996, 7538745, 10051660, 15077490, 30154980]

約数ペア:

[(1, 30154980), (2, 15077490), (3, 10051660), (4, 7538745), (5, 6030996), (6, 5025830), (10, 3015498), (12, 2512915), (15, 2010332), (20, 1507749), (30, 1005166), (60, 502583), (89, 338820), (178, 169410), (267, 112940), (356, 84705), (445, 67764), (534, 56470), (890, 33882), (1068, 28235), (1335, 22588), (1780, 16941), (2670, 11294), (5340, 5647)]