72156160

素因数分解:

$2^{10}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{829}}^1$

素因数の和:871

約数の個数: 88

約数和(自身を含む): 183493080

約数和(自身を除く): 111336920

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 512, 544, 640, 680, 829, 1024, 1088, 1280, 1360, 1658, 2176, 2560, 2720, 3316, 4145, 4352, 5120, 5440, 6632, 8290, 8704, 10880, 13264, 14093, 16580, 17408, 21760, 26528, 28186, 33160, 43520, 53056, 56372, 66320, 70465, 87040, 106112, 112744, 132640, 140930, 212224, 225488, 265280, 281860, 424448, 450976, 530560, 563720, 848896, 901952, 1061120, 1127440, 1803904, 2122240, 2254880, 3607808, 4244480, 4509760, 7215616, 9019520, 14431232, 18039040, 36078080, 72156160]

約数ペア:

[(1, 72156160), (2, 36078080), (4, 18039040), (5, 14431232), (8, 9019520), (10, 7215616), (16, 4509760), (17, 4244480), (20, 3607808), (32, 2254880), (34, 2122240), (40, 1803904), (64, 1127440), (68, 1061120), (80, 901952), (85, 848896), (128, 563720), (136, 530560), (160, 450976), (170, 424448), (256, 281860), (272, 265280), (320, 225488), (340, 212224), (512, 140930), (544, 132640), (640, 112744), (680, 106112), (829, 87040), (1024, 70465), (1088, 66320), (1280, 56372), (1360, 53056), (1658, 43520), (2176, 33160), (2560, 28186), (2720, 26528), (3316, 21760), (4145, 17408), (4352, 16580), (5120, 14093), (5440, 13264), (6632, 10880), (8290, 8704)]