1591320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:252

約数の個数: 64

約数和(自身を含む): 4860000

約数和(自身を除く): 3268680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 149, 178, 267, 298, 356, 445, 447, 534, 596, 712, 745, 890, 894, 1068, 1192, 1335, 1490, 1780, 1788, 2136, 2235, 2670, 2980, 3560, 3576, 4470, 5340, 5960, 8940, 10680, 13261, 17880, 26522, 39783, 53044, 66305, 79566, 106088, 132610, 159132, 198915, 265220, 318264, 397830, 530440, 795660, 1591320]

約数ペア:

[(1, 1591320), (2, 795660), (3, 530440), (4, 397830), (5, 318264), (6, 265220), (8, 198915), (10, 159132), (12, 132610), (15, 106088), (20, 79566), (24, 66305), (30, 53044), (40, 39783), (60, 26522), (89, 17880), (120, 13261), (149, 10680), (178, 8940), (267, 5960), (298, 5340), (356, 4470), (445, 3576), (447, 3560), (534, 2980), (596, 2670), (712, 2235), (745, 2136), (890, 1788), (894, 1780), (1068, 1490), (1192, 1335)]