30961488

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1997}}^1$

素因数の和:2044

約数の個数: 80

約数和(自身を含む): 89190720

約数和(自身を除く): 58229232

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 19, 24, 34, 38, 48, 51, 57, 68, 76, 102, 114, 136, 152, 204, 228, 272, 304, 323, 408, 456, 646, 816, 912, 969, 1292, 1938, 1997, 2584, 3876, 3994, 5168, 5991, 7752, 7988, 11982, 15504, 15976, 23964, 31952, 33949, 37943, 47928, 67898, 75886, 95856, 101847, 113829, 135796, 151772, 203694, 227658, 271592, 303544, 407388, 455316, 543184, 607088, 645031, 814776, 910632, 1290062, 1629552, 1821264, 1935093, 2580124, 3870186, 5160248, 7740372, 10320496, 15480744, 30961488]

約数ペア:

[(1, 30961488), (2, 15480744), (3, 10320496), (4, 7740372), (6, 5160248), (8, 3870186), (12, 2580124), (16, 1935093), (17, 1821264), (19, 1629552), (24, 1290062), (34, 910632), (38, 814776), (48, 645031), (51, 607088), (57, 543184), (68, 455316), (76, 407388), (102, 303544), (114, 271592), (136, 227658), (152, 203694), (204, 151772), (228, 135796), (272, 113829), (304, 101847), (323, 95856), (408, 75886), (456, 67898), (646, 47928), (816, 37943), (912, 33949), (969, 31952), (1292, 23964), (1938, 15976), (1997, 15504), (2584, 11982), (3876, 7988), (3994, 7752), (5168, 5991)]