78245160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{1901}}^1$

素因数の和:1936

約数の個数: 128

約数和(自身を含む): 273888000

約数和(自身を除く): 195642840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 343, 392, 420, 490, 588, 686, 735, 840, 980, 1029, 1176, 1372, 1470, 1715, 1901, 1960, 2058, 2744, 2940, 3430, 3802, 4116, 5145, 5703, 5880, 6860, 7604, 8232, 9505, 10290, 11406, 13307, 13720, 15208, 19010, 20580, 22812, 26614, 28515, 38020, 39921, 41160, 45624, 53228, 57030, 66535, 76040, 79842, 93149, 106456, 114060, 133070, 159684, 186298, 199605, 228120, 266140, 279447, 319368, 372596, 399210, 465745, 532280, 558894, 652043, 745192, 798420, 931490, 1117788, 1304086, 1397235, 1596840, 1862980, 1956129, 2235576, 2608172, 2794470, 3260215, 3725960, 3912258, 5216344, 5588940, 6520430, 7824516, 9780645, 11177880, 13040860, 15649032, 19561290, 26081720, 39122580, 78245160]

約数ペア:

[(1, 78245160), (2, 39122580), (3, 26081720), (4, 19561290), (5, 15649032), (6, 13040860), (7, 11177880), (8, 9780645), (10, 7824516), (12, 6520430), (14, 5588940), (15, 5216344), (20, 3912258), (21, 3725960), (24, 3260215), (28, 2794470), (30, 2608172), (35, 2235576), (40, 1956129), (42, 1862980), (49, 1596840), (56, 1397235), (60, 1304086), (70, 1117788), (84, 931490), (98, 798420), (105, 745192), (120, 652043), (140, 558894), (147, 532280), (168, 465745), (196, 399210), (210, 372596), (245, 319368), (280, 279447), (294, 266140), (343, 228120), (392, 199605), (420, 186298), (490, 159684), (588, 133070), (686, 114060), (735, 106456), (840, 93149), (980, 79842), (1029, 76040), (1176, 66535), (1372, 57030), (1470, 53228), (1715, 45624), (1901, 41160), (1960, 39921), (2058, 38020), (2744, 28515), (2940, 26614), (3430, 22812), (3802, 20580), (4116, 19010), (5145, 15208), (5703, 13720), (5880, 13307), (6860, 11406), (7604, 10290), (8232, 9505)]