146688640

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{239}}^1$

素因数の和:402

約数の個数: 128

約数和(自身を含む): 405388800

約数和(自身を除く): 258700160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 137, 140, 160, 224, 239, 274, 280, 320, 448, 478, 548, 560, 640, 685, 896, 956, 959, 1096, 1120, 1195, 1370, 1673, 1912, 1918, 2192, 2240, 2390, 2740, 3346, 3824, 3836, 4384, 4480, 4780, 4795, 5480, 6692, 7648, 7672, 8365, 8768, 9560, 9590, 10960, 13384, 15296, 15344, 16730, 17536, 19120, 19180, 21920, 26768, 30592, 30688, 32743, 33460, 38240, 38360, 43840, 53536, 61376, 65486, 66920, 76480, 76720, 87680, 107072, 122752, 130972, 133840, 152960, 153440, 163715, 214144, 229201, 261944, 267680, 306880, 327430, 458402, 523888, 535360, 613760, 654860, 916804, 1047776, 1070720, 1146005, 1309720, 1833608, 2095552, 2292010, 2619440, 3667216, 4191104, 4584020, 5238880, 7334432, 9168040, 10477760, 14668864, 18336080, 20955520, 29337728, 36672160, 73344320, 146688640]

約数ペア:

[(1, 146688640), (2, 73344320), (4, 36672160), (5, 29337728), (7, 20955520), (8, 18336080), (10, 14668864), (14, 10477760), (16, 9168040), (20, 7334432), (28, 5238880), (32, 4584020), (35, 4191104), (40, 3667216), (56, 2619440), (64, 2292010), (70, 2095552), (80, 1833608), (112, 1309720), (128, 1146005), (137, 1070720), (140, 1047776), (160, 916804), (224, 654860), (239, 613760), (274, 535360), (280, 523888), (320, 458402), (448, 327430), (478, 306880), (548, 267680), (560, 261944), (640, 229201), (685, 214144), (896, 163715), (956, 153440), (959, 152960), (1096, 133840), (1120, 130972), (1195, 122752), (1370, 107072), (1673, 87680), (1912, 76720), (1918, 76480), (2192, 66920), (2240, 65486), (2390, 61376), (2740, 53536), (3346, 43840), (3824, 38360), (3836, 38240), (4384, 33460), (4480, 32743), (4780, 30688), (4795, 30592), (5480, 26768), (6692, 21920), (7648, 19180), (7672, 19120), (8365, 17536), (8768, 16730), (9560, 15344), (9590, 15296), (10960, 13384)]