31731520

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1$

素因数の和:360

約数の個数: 112

約数和(自身を含む): 84490560

約数和(自身を除く): 52759040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 64, 68, 76, 80, 85, 95, 136, 152, 160, 170, 190, 272, 304, 307, 320, 323, 340, 380, 544, 608, 614, 646, 680, 760, 1088, 1216, 1228, 1292, 1360, 1520, 1535, 1615, 2456, 2584, 2720, 3040, 3070, 3230, 4912, 5168, 5219, 5440, 5833, 6080, 6140, 6460, 9824, 10336, 10438, 11666, 12280, 12920, 19648, 20672, 20876, 23332, 24560, 25840, 26095, 29165, 41752, 46664, 49120, 51680, 52190, 58330, 83504, 93328, 98240, 99161, 103360, 104380, 116660, 167008, 186656, 198322, 208760, 233320, 334016, 373312, 396644, 417520, 466640, 495805, 793288, 835040, 933280, 991610, 1586576, 1670080, 1866560, 1983220, 3173152, 3966440, 6346304, 7932880, 15865760, 31731520]

約数ペア:

[(1, 31731520), (2, 15865760), (4, 7932880), (5, 6346304), (8, 3966440), (10, 3173152), (16, 1983220), (17, 1866560), (19, 1670080), (20, 1586576), (32, 991610), (34, 933280), (38, 835040), (40, 793288), (64, 495805), (68, 466640), (76, 417520), (80, 396644), (85, 373312), (95, 334016), (136, 233320), (152, 208760), (160, 198322), (170, 186656), (190, 167008), (272, 116660), (304, 104380), (307, 103360), (320, 99161), (323, 98240), (340, 93328), (380, 83504), (544, 58330), (608, 52190), (614, 51680), (646, 49120), (680, 46664), (760, 41752), (1088, 29165), (1216, 26095), (1228, 25840), (1292, 24560), (1360, 23332), (1520, 20876), (1535, 20672), (1615, 19648), (2456, 12920), (2584, 12280), (2720, 11666), (3040, 10438), (3070, 10336), (3230, 9824), (4912, 6460), (5168, 6140), (5219, 6080), (5440, 5833)]