394351440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{234733}}^1$

素因数の和:234756

約数の個数: 80

約数和(自身を含む): 1397136768

約数和(自身を除く): 1002785328

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 234733, 469466, 704199, 938932, 1173665, 1408398, 1643131, 1877864, 2347330, 2816796, 3286262, 3520995, 3755728, 4694660, 4929393, 5633592, 6572524, 7041990, 8215655, 9389320, 9858786, 11267184, 13145048, 14083980, 16431310, 18778640, 19717572, 24646965, 26290096, 28167960, 32862620, 39435144, 49293930, 56335920, 65725240, 78870288, 98587860, 131450480, 197175720, 394351440]

約数ペア:

[(1, 394351440), (2, 197175720), (3, 131450480), (4, 98587860), (5, 78870288), (6, 65725240), (7, 56335920), (8, 49293930), (10, 39435144), (12, 32862620), (14, 28167960), (15, 26290096), (16, 24646965), (20, 19717572), (21, 18778640), (24, 16431310), (28, 14083980), (30, 13145048), (35, 11267184), (40, 9858786), (42, 9389320), (48, 8215655), (56, 7041990), (60, 6572524), (70, 5633592), (80, 4929393), (84, 4694660), (105, 3755728), (112, 3520995), (120, 3286262), (140, 2816796), (168, 2347330), (210, 1877864), (240, 1643131), (280, 1408398), (336, 1173665), (420, 938932), (560, 704199), (840, 469466), (1680, 234733)]