90281920

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{479}}^1$

素因数の和:546

約数の個数: 112

約数和(自身を含む): 234086400

約数和(自身を除く): 143804480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 124, 152, 155, 160, 190, 248, 304, 310, 320, 380, 479, 496, 589, 608, 620, 760, 958, 992, 1178, 1216, 1240, 1520, 1916, 1984, 2356, 2395, 2480, 2945, 3040, 3832, 4712, 4790, 4960, 5890, 6080, 7664, 9101, 9424, 9580, 9920, 11780, 14849, 15328, 18202, 18848, 19160, 23560, 29698, 30656, 36404, 37696, 38320, 45505, 47120, 59396, 72808, 74245, 76640, 91010, 94240, 118792, 145616, 148490, 153280, 182020, 188480, 237584, 282131, 291232, 296980, 364040, 475168, 564262, 582464, 593960, 728080, 950336, 1128524, 1187920, 1410655, 1456160, 2257048, 2375840, 2821310, 2912320, 4514096, 4751680, 5642620, 9028192, 11285240, 18056384, 22570480, 45140960, 90281920]

約数ペア:

[(1, 90281920), (2, 45140960), (4, 22570480), (5, 18056384), (8, 11285240), (10, 9028192), (16, 5642620), (19, 4751680), (20, 4514096), (31, 2912320), (32, 2821310), (38, 2375840), (40, 2257048), (62, 1456160), (64, 1410655), (76, 1187920), (80, 1128524), (95, 950336), (124, 728080), (152, 593960), (155, 582464), (160, 564262), (190, 475168), (248, 364040), (304, 296980), (310, 291232), (320, 282131), (380, 237584), (479, 188480), (496, 182020), (589, 153280), (608, 148490), (620, 145616), (760, 118792), (958, 94240), (992, 91010), (1178, 76640), (1216, 74245), (1240, 72808), (1520, 59396), (1916, 47120), (1984, 45505), (2356, 38320), (2395, 37696), (2480, 36404), (2945, 30656), (3040, 29698), (3832, 23560), (4712, 19160), (4790, 18848), (4960, 18202), (5890, 15328), (6080, 14849), (7664, 11780), (9101, 9920), (9424, 9580)]