84461840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{307}}^1$

素因数の和:520

約数の個数: 80

約数和(自身を含む): 208528320

約数和(自身を除く): 124066480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 181, 190, 304, 307, 362, 380, 614, 724, 760, 905, 1228, 1448, 1520, 1535, 1810, 2456, 2896, 3070, 3439, 3620, 4912, 5833, 6140, 6878, 7240, 11666, 12280, 13756, 14480, 17195, 23332, 24560, 27512, 29165, 34390, 46664, 55024, 55567, 58330, 68780, 93328, 111134, 116660, 137560, 222268, 233320, 275120, 277835, 444536, 466640, 555670, 889072, 1055773, 1111340, 2111546, 2222680, 4223092, 4445360, 5278865, 8446184, 10557730, 16892368, 21115460, 42230920, 84461840]

約数ペア:

[(1, 84461840), (2, 42230920), (4, 21115460), (5, 16892368), (8, 10557730), (10, 8446184), (16, 5278865), (19, 4445360), (20, 4223092), (38, 2222680), (40, 2111546), (76, 1111340), (80, 1055773), (95, 889072), (152, 555670), (181, 466640), (190, 444536), (304, 277835), (307, 275120), (362, 233320), (380, 222268), (614, 137560), (724, 116660), (760, 111134), (905, 93328), (1228, 68780), (1448, 58330), (1520, 55567), (1535, 55024), (1810, 46664), (2456, 34390), (2896, 29165), (3070, 27512), (3439, 24560), (3620, 23332), (4912, 17195), (5833, 14480), (6140, 13756), (6878, 12280), (7240, 11666)]