30930560

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1559}}^1$

素因数の和:1609

約数の個数: 64

約数和(自身を含む): 76377600

約数和(自身を除く): 45447040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1559, 1984, 2480, 3118, 3968, 4960, 6236, 7795, 9920, 12472, 15590, 19840, 24944, 31180, 48329, 49888, 62360, 96658, 99776, 124720, 193316, 199552, 241645, 249440, 386632, 483290, 498880, 773264, 966580, 997760, 1546528, 1933160, 3093056, 3866320, 6186112, 7732640, 15465280, 30930560]

約数ペア:

[(1, 30930560), (2, 15465280), (4, 7732640), (5, 6186112), (8, 3866320), (10, 3093056), (16, 1933160), (20, 1546528), (31, 997760), (32, 966580), (40, 773264), (62, 498880), (64, 483290), (80, 386632), (124, 249440), (128, 241645), (155, 199552), (160, 193316), (248, 124720), (310, 99776), (320, 96658), (496, 62360), (620, 49888), (640, 48329), (992, 31180), (1240, 24944), (1559, 19840), (1984, 15590), (2480, 12472), (3118, 9920), (3968, 7795), (4960, 6236)]