306970440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{365441}}^1$

素因数の和:365462

約数の個数: 64

約数和(自身を含む): 1052472960

約数和(自身を除く): 745502520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 365441, 730882, 1096323, 1461764, 1827205, 2192646, 2558087, 2923528, 3654410, 4385292, 5116174, 5481615, 7308820, 7674261, 8770584, 10232348, 10963230, 12790435, 14617640, 15348522, 20464696, 21926460, 25580870, 30697044, 38371305, 43852920, 51161740, 61394088, 76742610, 102323480, 153485220, 306970440]

約数ペア:

[(1, 306970440), (2, 153485220), (3, 102323480), (4, 76742610), (5, 61394088), (6, 51161740), (7, 43852920), (8, 38371305), (10, 30697044), (12, 25580870), (14, 21926460), (15, 20464696), (20, 15348522), (21, 14617640), (24, 12790435), (28, 10963230), (30, 10232348), (35, 8770584), (40, 7674261), (42, 7308820), (56, 5481615), (60, 5116174), (70, 4385292), (84, 3654410), (105, 2923528), (120, 2558087), (140, 2192646), (168, 1827205), (210, 1461764), (280, 1096323), (420, 730882), (840, 365441)]