79015020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{449}}^1$

素因数の和:887

約数の個数: 96

約数和(自身を含む): 254016000

約数和(自身を除く): 175000980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 419, 420, 449, 838, 898, 1257, 1347, 1676, 1796, 2095, 2245, 2514, 2694, 2933, 3143, 4190, 4490, 5028, 5388, 5866, 6285, 6286, 6735, 8380, 8799, 8980, 9429, 11732, 12570, 12572, 13470, 14665, 15715, 17598, 18858, 25140, 26940, 29330, 31430, 35196, 37716, 43995, 47145, 58660, 62860, 87990, 94290, 175980, 188131, 188580, 376262, 564393, 752524, 940655, 1128786, 1316917, 1881310, 2257572, 2633834, 2821965, 3762620, 3950751, 5267668, 5643930, 6584585, 7901502, 11287860, 13169170, 15803004, 19753755, 26338340, 39507510, 79015020]

約数ペア:

[(1, 79015020), (2, 39507510), (3, 26338340), (4, 19753755), (5, 15803004), (6, 13169170), (7, 11287860), (10, 7901502), (12, 6584585), (14, 5643930), (15, 5267668), (20, 3950751), (21, 3762620), (28, 2821965), (30, 2633834), (35, 2257572), (42, 1881310), (60, 1316917), (70, 1128786), (84, 940655), (105, 752524), (140, 564393), (210, 376262), (419, 188580), (420, 188131), (449, 175980), (838, 94290), (898, 87990), (1257, 62860), (1347, 58660), (1676, 47145), (1796, 43995), (2095, 37716), (2245, 35196), (2514, 31430), (2694, 29330), (2933, 26940), (3143, 25140), (4190, 18858), (4490, 17598), (5028, 15715), (5388, 14665), (5866, 13470), (6285, 12572), (6286, 12570), (6735, 11732), (8380, 9429), (8799, 8980)]