219367980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31249}}^1$

素因数の和:31280

約数の個数: 96

約数和(自身を含む): 735000000

約数和(自身を除く): 515632020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 135, 156, 180, 195, 234, 260, 270, 351, 390, 468, 540, 585, 702, 780, 1170, 1404, 1755, 2340, 3510, 7020, 31249, 62498, 93747, 124996, 156245, 187494, 281241, 312490, 374988, 406237, 468735, 562482, 624980, 812474, 843723, 937470, 1124964, 1218711, 1406205, 1624948, 1687446, 1874940, 2031185, 2437422, 2812410, 3374892, 3656133, 4062370, 4218615, 4874844, 5624820, 6093555, 7312266, 8124740, 8437230, 10968399, 12187110, 14624532, 16874460, 18280665, 21936798, 24374220, 36561330, 43873596, 54841995, 73122660, 109683990, 219367980]

約数ペア:

[(1, 219367980), (2, 109683990), (3, 73122660), (4, 54841995), (5, 43873596), (6, 36561330), (9, 24374220), (10, 21936798), (12, 18280665), (13, 16874460), (15, 14624532), (18, 12187110), (20, 10968399), (26, 8437230), (27, 8124740), (30, 7312266), (36, 6093555), (39, 5624820), (45, 4874844), (52, 4218615), (54, 4062370), (60, 3656133), (65, 3374892), (78, 2812410), (90, 2437422), (108, 2031185), (117, 1874940), (130, 1687446), (135, 1624948), (156, 1406205), (180, 1218711), (195, 1124964), (234, 937470), (260, 843723), (270, 812474), (351, 624980), (390, 562482), (468, 468735), (540, 406237), (585, 374988), (702, 312490), (780, 281241), (1170, 187494), (1404, 156245), (1755, 124996), (2340, 93747), (3510, 62498), (7020, 31249)]