4918173680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1\times {\mathrm{389}}^1$

素因数の和:727

約数の個数: 160

約数和(自身を含む): 13287006720

約数和(自身を除く): 8368833040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 107, 112, 140, 211, 214, 280, 389, 422, 428, 535, 560, 749, 778, 844, 856, 1055, 1070, 1477, 1498, 1556, 1688, 1712, 1945, 2110, 2140, 2723, 2954, 2996, 3112, 3376, 3745, 3890, 4220, 4280, 5446, 5908, 5992, 6224, 7385, 7490, 7780, 8440, 8560, 10892, 11816, 11984, 13615, 14770, 14980, 15560, 16880, 21784, 22577, 23632, 27230, 29540, 29960, 31120, 41623, 43568, 45154, 54460, 59080, 59920, 82079, 83246, 90308, 108920, 112885, 118160, 158039, 164158, 166492, 180616, 208115, 217840, 225770, 291361, 316078, 328316, 332984, 361232, 410395, 416230, 451540, 574553, 582722, 632156, 656632, 665968, 790195, 820790, 832460, 903080, 1149106, 1165444, 1264312, 1313264, 1456805, 1580390, 1641580, 1664920, 1806160, 2298212, 2330888, 2528624, 2872765, 2913610, 3160780, 3283160, 3329840, 4596424, 4661776, 5745530, 5827220, 6321560, 6566320, 8782453, 9192848, 11491060, 11654440, 12643120, 17564906, 22982120, 23308880, 35129812, 43912265, 45964240, 61477171, 70259624, 87824530, 122954342, 140519248, 175649060, 245908684, 307385855, 351298120, 491817368, 614771710, 702596240, 983634736, 1229543420, 2459086840, 4918173680]

約数ペア:

[(1, 4918173680), (2, 2459086840), (4, 1229543420), (5, 983634736), (7, 702596240), (8, 614771710), (10, 491817368), (14, 351298120), (16, 307385855), (20, 245908684), (28, 175649060), (35, 140519248), (40, 122954342), (56, 87824530), (70, 70259624), (80, 61477171), (107, 45964240), (112, 43912265), (140, 35129812), (211, 23308880), (214, 22982120), (280, 17564906), (389, 12643120), (422, 11654440), (428, 11491060), (535, 9192848), (560, 8782453), (749, 6566320), (778, 6321560), (844, 5827220), (856, 5745530), (1055, 4661776), (1070, 4596424), (1477, 3329840), (1498, 3283160), (1556, 3160780), (1688, 2913610), (1712, 2872765), (1945, 2528624), (2110, 2330888), (2140, 2298212), (2723, 1806160), (2954, 1664920), (2996, 1641580), (3112, 1580390), (3376, 1456805), (3745, 1313264), (3890, 1264312), (4220, 1165444), (4280, 1149106), (5446, 903080), (5908, 832460), (5992, 820790), (6224, 790195), (7385, 665968), (7490, 656632), (7780, 632156), (8440, 582722), (8560, 574553), (10892, 451540), (11816, 416230), (11984, 410395), (13615, 361232), (14770, 332984), (14980, 328316), (15560, 316078), (16880, 291361), (21784, 225770), (22577, 217840), (23632, 208115), (27230, 180616), (29540, 166492), (29960, 164158), (31120, 158039), (41623, 118160), (43568, 112885), (45154, 108920), (54460, 90308), (59080, 83246), (59920, 82079)]