321420384

素因数分解:

$2^5\times 3^2\times {\mathrm{491}}^1\times {\mathrm{2273}}^1$

素因数の和:2780

約数の個数: 72

約数和(自身を含む): 916303752

約数和(自身を除く): 594883368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 491, 982, 1473, 1964, 2273, 2946, 3928, 4419, 4546, 5892, 6819, 7856, 8838, 9092, 11784, 13638, 15712, 17676, 18184, 20457, 23568, 27276, 35352, 36368, 40914, 47136, 54552, 70704, 72736, 81828, 109104, 141408, 163656, 218208, 327312, 654624, 1116043, 2232086, 3348129, 4464172, 6696258, 8928344, 10044387, 13392516, 17856688, 20088774, 26785032, 35713376, 40177548, 53570064, 80355096, 107140128, 160710192, 321420384]

約数ペア:

[(1, 321420384), (2, 160710192), (3, 107140128), (4, 80355096), (6, 53570064), (8, 40177548), (9, 35713376), (12, 26785032), (16, 20088774), (18, 17856688), (24, 13392516), (32, 10044387), (36, 8928344), (48, 6696258), (72, 4464172), (96, 3348129), (144, 2232086), (288, 1116043), (491, 654624), (982, 327312), (1473, 218208), (1964, 163656), (2273, 141408), (2946, 109104), (3928, 81828), (4419, 72736), (4546, 70704), (5892, 54552), (6819, 47136), (7856, 40914), (8838, 36368), (9092, 35352), (11784, 27276), (13638, 23568), (15712, 20457), (17676, 18184)]