30141320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1123}}^1$

素因数の和:1206

約数の個数: 64

約数和(自身を含む): 75263040

約数和(自身を除く): 45121720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 61, 88, 110, 122, 220, 244, 305, 440, 488, 610, 671, 1123, 1220, 1342, 2246, 2440, 2684, 3355, 4492, 5368, 5615, 6710, 8984, 11230, 12353, 13420, 22460, 24706, 26840, 44920, 49412, 61765, 68503, 98824, 123530, 137006, 247060, 274012, 342515, 494120, 548024, 685030, 753533, 1370060, 1507066, 2740120, 3014132, 3767665, 6028264, 7535330, 15070660, 30141320]

約数ペア:

[(1, 30141320), (2, 15070660), (4, 7535330), (5, 6028264), (8, 3767665), (10, 3014132), (11, 2740120), (20, 1507066), (22, 1370060), (40, 753533), (44, 685030), (55, 548024), (61, 494120), (88, 342515), (110, 274012), (122, 247060), (220, 137006), (244, 123530), (305, 98824), (440, 68503), (488, 61765), (610, 49412), (671, 44920), (1123, 26840), (1220, 24706), (1342, 22460), (2246, 13420), (2440, 12353), (2684, 11230), (3355, 8984), (4492, 6710), (5368, 5615)]