19818300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{2131}}^1$

素因数の和:2179

約数の個数: 72

約数和(自身を含む): 59218432

約数和(自身を除く): 39400132

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 31, 50, 60, 62, 75, 93, 100, 124, 150, 155, 186, 300, 310, 372, 465, 620, 775, 930, 1550, 1860, 2131, 2325, 3100, 4262, 4650, 6393, 8524, 9300, 10655, 12786, 21310, 25572, 31965, 42620, 53275, 63930, 66061, 106550, 127860, 132122, 159825, 198183, 213100, 264244, 319650, 330305, 396366, 639300, 660610, 792732, 990915, 1321220, 1651525, 1981830, 3303050, 3963660, 4954575, 6606100, 9909150, 19818300]

約数ペア:

[(1, 19818300), (2, 9909150), (3, 6606100), (4, 4954575), (5, 3963660), (6, 3303050), (10, 1981830), (12, 1651525), (15, 1321220), (20, 990915), (25, 792732), (30, 660610), (31, 639300), (50, 396366), (60, 330305), (62, 319650), (75, 264244), (93, 213100), (100, 198183), (124, 159825), (150, 132122), (155, 127860), (186, 106550), (300, 66061), (310, 63930), (372, 53275), (465, 42620), (620, 31965), (775, 25572), (930, 21310), (1550, 12786), (1860, 10655), (2131, 9300), (2325, 8524), (3100, 6393), (4262, 4650)]