78488520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{613}}^1$

素因数の和:735

約数の個数: 128

約数和(自身を含む): 259943040

約数和(自身を除く): 181454520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 97, 110, 120, 132, 165, 194, 220, 264, 291, 330, 388, 440, 485, 582, 613, 660, 776, 970, 1067, 1164, 1226, 1320, 1455, 1839, 1940, 2134, 2328, 2452, 2910, 3065, 3201, 3678, 3880, 4268, 4904, 5335, 5820, 6130, 6402, 6743, 7356, 8536, 9195, 10670, 11640, 12260, 12804, 13486, 14712, 16005, 18390, 20229, 21340, 24520, 25608, 26972, 32010, 33715, 36780, 40458, 42680, 53944, 59461, 64020, 67430, 73560, 80916, 101145, 118922, 128040, 134860, 161832, 178383, 202290, 237844, 269720, 297305, 356766, 404580, 475688, 594610, 654071, 713532, 809160, 891915, 1189220, 1308142, 1427064, 1783830, 1962213, 2378440, 2616284, 3270355, 3567660, 3924426, 5232568, 6540710, 7135320, 7848852, 9811065, 13081420, 15697704, 19622130, 26162840, 39244260, 78488520]

約数ペア:

[(1, 78488520), (2, 39244260), (3, 26162840), (4, 19622130), (5, 15697704), (6, 13081420), (8, 9811065), (10, 7848852), (11, 7135320), (12, 6540710), (15, 5232568), (20, 3924426), (22, 3567660), (24, 3270355), (30, 2616284), (33, 2378440), (40, 1962213), (44, 1783830), (55, 1427064), (60, 1308142), (66, 1189220), (88, 891915), (97, 809160), (110, 713532), (120, 654071), (132, 594610), (165, 475688), (194, 404580), (220, 356766), (264, 297305), (291, 269720), (330, 237844), (388, 202290), (440, 178383), (485, 161832), (582, 134860), (613, 128040), (660, 118922), (776, 101145), (970, 80916), (1067, 73560), (1164, 67430), (1226, 64020), (1320, 59461), (1455, 53944), (1839, 42680), (1940, 40458), (2134, 36780), (2328, 33715), (2452, 32010), (2910, 26972), (3065, 25608), (3201, 24520), (3678, 21340), (3880, 20229), (4268, 18390), (4904, 16005), (5335, 14712), (5820, 13486), (6130, 12804), (6402, 12260), (6743, 11640), (7356, 10670), (8536, 9195)]