199412520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{40531}}^1$

素因数の和:40586

約数の個数: 64

約数和(自身を含む): 612843840

約数和(自身を除く): 413431320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 164, 205, 246, 328, 410, 492, 615, 820, 984, 1230, 1640, 2460, 4920, 40531, 81062, 121593, 162124, 202655, 243186, 324248, 405310, 486372, 607965, 810620, 972744, 1215930, 1621240, 1661771, 2431860, 3323542, 4863720, 4985313, 6647084, 8308855, 9970626, 13294168, 16617710, 19941252, 24926565, 33235420, 39882504, 49853130, 66470840, 99706260, 199412520]

約数ペア:

[(1, 199412520), (2, 99706260), (3, 66470840), (4, 49853130), (5, 39882504), (6, 33235420), (8, 24926565), (10, 19941252), (12, 16617710), (15, 13294168), (20, 9970626), (24, 8308855), (30, 6647084), (40, 4985313), (41, 4863720), (60, 3323542), (82, 2431860), (120, 1661771), (123, 1621240), (164, 1215930), (205, 972744), (246, 810620), (328, 607965), (410, 486372), (492, 405310), (615, 324248), (820, 243186), (984, 202655), (1230, 162124), (1640, 121593), (2460, 81062), (4920, 40531)]