71972016

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{457}}^1$

素因数の和:678

約数の個数: 80

約数和(自身を含む): 198317664

約数和(自身を除く): 126345648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 193, 204, 272, 386, 408, 457, 579, 772, 816, 914, 1158, 1371, 1544, 1828, 2316, 2742, 3088, 3281, 3656, 4632, 5484, 6562, 7312, 7769, 9264, 9843, 10968, 13124, 15538, 19686, 21936, 23307, 26248, 31076, 39372, 46614, 52496, 62152, 78744, 88201, 93228, 124304, 157488, 176402, 186456, 264603, 352804, 372912, 529206, 705608, 1058412, 1411216, 1499417, 2116824, 2998834, 4233648, 4498251, 5997668, 8996502, 11995336, 17993004, 23990672, 35986008, 71972016]

約数ペア:

[(1, 71972016), (2, 35986008), (3, 23990672), (4, 17993004), (6, 11995336), (8, 8996502), (12, 5997668), (16, 4498251), (17, 4233648), (24, 2998834), (34, 2116824), (48, 1499417), (51, 1411216), (68, 1058412), (102, 705608), (136, 529206), (193, 372912), (204, 352804), (272, 264603), (386, 186456), (408, 176402), (457, 157488), (579, 124304), (772, 93228), (816, 88201), (914, 78744), (1158, 62152), (1371, 52496), (1544, 46614), (1828, 39372), (2316, 31076), (2742, 26248), (3088, 23307), (3281, 21936), (3656, 19686), (4632, 15538), (5484, 13124), (6562, 10968), (7312, 9843), (7769, 9264)]