155616720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{439}}^1$

素因数の和:673

約数の個数: 160

約数和(自身を含む): 555202560

約数和(自身を除く): 399585840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 211, 240, 280, 336, 420, 422, 439, 560, 633, 840, 844, 878, 1055, 1266, 1317, 1477, 1680, 1688, 1756, 2110, 2195, 2532, 2634, 2954, 3073, 3165, 3376, 3512, 4220, 4390, 4431, 5064, 5268, 5908, 6146, 6330, 6585, 7024, 7385, 8440, 8780, 8862, 9219, 10128, 10536, 11816, 12292, 12660, 13170, 14770, 15365, 16880, 17560, 17724, 18438, 21072, 22155, 23632, 24584, 25320, 26340, 29540, 30730, 35120, 35448, 36876, 44310, 46095, 49168, 50640, 52680, 59080, 61460, 70896, 73752, 88620, 92190, 92629, 105360, 118160, 122920, 147504, 177240, 184380, 185258, 245840, 277887, 354480, 368760, 370516, 463145, 555774, 648403, 737520, 741032, 926290, 1111548, 1296806, 1389435, 1482064, 1852580, 1945209, 2223096, 2593612, 2778870, 3242015, 3705160, 3890418, 4446192, 5187224, 5557740, 6484030, 7410320, 7780836, 9726045, 10374448, 11115480, 12968060, 15561672, 19452090, 22230960, 25936120, 31123344, 38904180, 51872240, 77808360, 155616720]

約数ペア:

[(1, 155616720), (2, 77808360), (3, 51872240), (4, 38904180), (5, 31123344), (6, 25936120), (7, 22230960), (8, 19452090), (10, 15561672), (12, 12968060), (14, 11115480), (15, 10374448), (16, 9726045), (20, 7780836), (21, 7410320), (24, 6484030), (28, 5557740), (30, 5187224), (35, 4446192), (40, 3890418), (42, 3705160), (48, 3242015), (56, 2778870), (60, 2593612), (70, 2223096), (80, 1945209), (84, 1852580), (105, 1482064), (112, 1389435), (120, 1296806), (140, 1111548), (168, 926290), (210, 741032), (211, 737520), (240, 648403), (280, 555774), (336, 463145), (420, 370516), (422, 368760), (439, 354480), (560, 277887), (633, 245840), (840, 185258), (844, 184380), (878, 177240), (1055, 147504), (1266, 122920), (1317, 118160), (1477, 105360), (1680, 92629), (1688, 92190), (1756, 88620), (2110, 73752), (2195, 70896), (2532, 61460), (2634, 59080), (2954, 52680), (3073, 50640), (3165, 49168), (3376, 46095), (3512, 44310), (4220, 36876), (4390, 35448), (4431, 35120), (5064, 30730), (5268, 29540), (5908, 26340), (6146, 25320), (6330, 24584), (6585, 23632), (7024, 22155), (7385, 21072), (8440, 18438), (8780, 17724), (8862, 17560), (9219, 16880), (10128, 15365), (10536, 14770), (11816, 13170), (12292, 12660)]