310190720

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{69239}}^1$

素因数の和:69265

約数の個数: 64

約数和(自身を含む): 847497600

約数和(自身を除く): 537306880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 69239, 138478, 276956, 346195, 484673, 553912, 692390, 969346, 1107824, 1384780, 1938692, 2215648, 2423365, 2769560, 3877384, 4431296, 4846730, 5539120, 7754768, 8862592, 9693460, 11078240, 15509536, 19386920, 22156480, 31019072, 38773840, 44312960, 62038144, 77547680, 155095360, 310190720]

約数ペア:

[(1, 310190720), (2, 155095360), (4, 77547680), (5, 62038144), (7, 44312960), (8, 38773840), (10, 31019072), (14, 22156480), (16, 19386920), (20, 15509536), (28, 11078240), (32, 9693460), (35, 8862592), (40, 7754768), (56, 5539120), (64, 4846730), (70, 4431296), (80, 3877384), (112, 2769560), (128, 2423365), (140, 2215648), (160, 1938692), (224, 1384780), (280, 1107824), (320, 969346), (448, 692390), (560, 553912), (640, 484673), (896, 346195), (1120, 276956), (2240, 138478), (4480, 69239)]