128730160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3019}}^1$

素因数の和:3086

約数の個数: 80

約数和(自身を含む): 330291360

約数和(自身を除く): 201561200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 41, 52, 65, 80, 82, 104, 130, 164, 205, 208, 260, 328, 410, 520, 533, 656, 820, 1040, 1066, 1640, 2132, 2665, 3019, 3280, 4264, 5330, 6038, 8528, 10660, 12076, 15095, 21320, 24152, 30190, 39247, 42640, 48304, 60380, 78494, 120760, 123779, 156988, 196235, 241520, 247558, 313976, 392470, 495116, 618895, 627952, 784940, 990232, 1237790, 1569880, 1609127, 1980464, 2475580, 3139760, 3218254, 4951160, 6436508, 8045635, 9902320, 12873016, 16091270, 25746032, 32182540, 64365080, 128730160]

約数ペア:

[(1, 128730160), (2, 64365080), (4, 32182540), (5, 25746032), (8, 16091270), (10, 12873016), (13, 9902320), (16, 8045635), (20, 6436508), (26, 4951160), (40, 3218254), (41, 3139760), (52, 2475580), (65, 1980464), (80, 1609127), (82, 1569880), (104, 1237790), (130, 990232), (164, 784940), (205, 627952), (208, 618895), (260, 495116), (328, 392470), (410, 313976), (520, 247558), (533, 241520), (656, 196235), (820, 156988), (1040, 123779), (1066, 120760), (1640, 78494), (2132, 60380), (2665, 48304), (3019, 42640), (3280, 39247), (4264, 30190), (5330, 24152), (6038, 21320), (8528, 15095), (10660, 12076)]