78630440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{16519}}^1$

素因数の和:16554

約数の個数: 64

約数和(自身を含む): 214099200

約数和(自身を除く): 135468760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4760, 16519, 33038, 66076, 82595, 115633, 132152, 165190, 231266, 280823, 330380, 462532, 561646, 578165, 660760, 925064, 1123292, 1156330, 1404115, 1965761, 2246584, 2312660, 2808230, 3931522, 4625320, 5616460, 7863044, 9828805, 11232920, 15726088, 19657610, 39315220, 78630440]

約数ペア:

[(1, 78630440), (2, 39315220), (4, 19657610), (5, 15726088), (7, 11232920), (8, 9828805), (10, 7863044), (14, 5616460), (17, 4625320), (20, 3931522), (28, 2808230), (34, 2312660), (35, 2246584), (40, 1965761), (56, 1404115), (68, 1156330), (70, 1123292), (85, 925064), (119, 660760), (136, 578165), (140, 561646), (170, 462532), (238, 330380), (280, 280823), (340, 231266), (476, 165190), (595, 132152), (680, 115633), (952, 82595), (1190, 66076), (2380, 33038), (4760, 16519)]